Question

Joianie beleives that you cannot use cross products to solve the proportion 50/3 = 75/x for x. She says

Answer 1

4.5 It doesn't come out evenly, but cross products do work.

Explanation:

She is not correct.

50 * x = 3 * 75 Combine the right

50x = 225 Divide by 50

x = 225/50

x = 4.5