Finding the Third Proportional to 947 and 1,876
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Solution
The third proportional to 947 and 1,876 is: 3,716.34
Step by Step Solution
- Step 1: Write the proportion equation
947 : 1,876 = 1,876 : x - Step 2: Convert to fraction form
947/1,876 = 1,876/x - Step 3: Cross multiply
947x = 1,876 × 1,876 - Step 4: Simplify right side
947x = 3,519,376 - Step 5: Solve for x
x = 3,519,376/947 - Step 6: Final answer
x = 3,716.34
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These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.