32+ Augmented 4Th Pictures. See more of the augmented 4th on facebook. It is definitely an augmented 4th.
It is definitely an augmented 4th.
Starting with the e major scale a# is a semitone higher than a, therefore the interval is an augmented 4th. The augmented 4th, or tritonus, which spans three whole steps in the scale, is one of the most dissonant musical intervals around. It was considered unpleasant and ugly. Augmented means you add a half step to the interval you are doing.