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Is 4/6 = 9/12 not proportionate
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Is 4/6 = 9/12 not proportionate

User Gardarh
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\text{If}\ (a)/(b)=(c)/(d)\ \text{is proportional, then}\ ad=bc.\\\\\text{We have}\ (4)/(6)=(9)/(12).\ \text{Cross multiply}\\\\(4)(12)=(6)(9)\\\\48=54\ FALSE\\\\Answer:\ NOT\ PROPORTIONAL

User Sargturner
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