The length by the width of Roxie's photo is 24 cm long and 14 cm wide. In order to make a photo that will fit into a wallet, the photo needs to be reduced to a length of 7 cm. Determine the width of the wallet size photo.

Answer 1

24/7 = 14/x

24x = 98

x = 4 cm

Answer 2

4.083 with a vinculum over the 3.