Michel uses the scale drawing and the scale factor to enlarge a square that has a side length of 12 in.

A square with side lengths of 12 inches. Scale factor: 3 inches = 2 meters.
Which proportion could Michel use to solve the side length, x, of the enlarged square?
StartFraction 3 inches over 2 meters EndFraction = StartFraction x meters over 12 inches EndFraction
StartFraction x inches over 2 meters EndFraction = StartFraction 3 inches over 12 meters EndFraction
StartFraction 3 inches over x meters EndFraction = StartFraction 2 meters over 12 inches EndFraction
StartFraction 3 inches over 2 meters EndFraction = StartFraction 12 inches over x meters EndFraction