A7sus4 chord (A dominant seventh suspended fourth) on piano
A7sus4 (A dominant seventh suspended fourth) has four notes: A, D, E and G. Its formula is 1, 4, 5, b7. In major keys, A7sus4 is the II7sus4 chord in G major, the III7sus4 in F major, the V7sus4 in D major and the VI7sus4 in C major.
A7sus4 inversions and fingering
A D E G · RH 1-2-3-5 · LH 5-3-2-1
D E G A · RH 1-2-4-5 · LH 5-4-2-1
E G A D · RH 1-2-3-5 · LH 5-3-2-1
G A D E · RH 1-2-4-5 · LH 5-4-2-1
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| Symbol | A7sus4 |
|---|---|
| Also written | A7sus |
| Notes | A D E G |
| Formula | 1 4 5 b7 |
| Intervals | root, perfect fourth, perfect fifth, minor seventh |
| Type | Dominant seventh suspended fourth chord |
A7sus4 across the keyboard
Piano, C3 to C5. Notes in this scale, low to high: D3 (4), E3 (5), G3 (flat 7), A3 (1), D4 (4), E4 (5), G4 (flat 7), A4 (1).
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Questions
What notes are in the A7sus4 chord?
A7sus4 (A dominant seventh suspended fourth) has four notes: A, D, E and G. Its formula is 1, 4, 5, b7. A is the root, D is the perfect fourth, E is the perfect fifth and G is the minor seventh.
How do you play A7sus4 on piano?
Play A, D, E and G together. Root position: A D E G · RH 1-2-3-5 · LH 5-3-2-1.
What key is A7sus4 in?
In major keys, A7sus4 is the II7sus4 chord in G major, the III7sus4 in F major, the V7sus4 in D major and the VI7sus4 in C major. It is diatonic to those keys, so it fits songs in any of them.
What is the difference between A7sus4 and A7?
A7sus4 and A7 share A, E and G. A7sus4 has D, the 4th, where A7 has C#, the 3rd.