Finding the Third Proportional to 3,917 and 5,876
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Solution
The third proportional to 3,917 and 5,876 is: 8,814.75
Step by Step Solution
- Step 1: Write the proportion equation
3,917 : 5,876 = 5,876 : x - Step 2: Convert to fraction form
3,917/5,876 = 5,876/x - Step 3: Cross multiply
3,917x = 5,876 × 5,876 - Step 4: Simplify right side
3,917x = 34,527,376 - Step 5: Solve for x
x = 34,527,376/3,917 - Step 6: Final answer
x = 8,814.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.