SOLUTION: I have a 5 x 7 horizontal photograph. If I want to blow it up to be 4 feet wide, how tall would it be? How do I solve that for any width I choose?

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Question 937764: I have a 5 x 7 horizontal photograph. If I want to blow it up to be 4 feet wide, how tall would it be? How do I solve that for any width I choose?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
5/4=7/x
5x=28
x=28/5
x=5.6 ft