SOLUTION: m/4.5 =2/5 solve for my proportion

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Question 991598: m/4.5 =2/5 solve for my proportion

Found 2 solutions by macston, ikleyn:
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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m%2F4.5=2%2F5 . Cross multiply
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2m=%284.5%29%285%29
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2m=22.5
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m=11.25

Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
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m%2F4.5 = 2%2F5,

m = %284.5%2A2%29%2F5 = 9%2F5 = 1.8.

The unknown extreme of the proportion is equal to the product of means divided by the known extreme.

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