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Show that 36, 49, 6, 7 are not in proportion. |
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Answer» Four numbers a, b, c, d are not in proportion, if a: b ≠ c: d Let, a = 36, b = 49, c = 6, d = 7, Then, Product of extremes = (36 × 7) = 252 Product of means = (49 × 6) = 294 ∴ Product of extremes ≠ product of means Hence, 30, 40, 45, 60 are not in proportion. |
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