Finding the Third Proportional to 2,666 and 3,387
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Solution
The third proportional to 2,666 and 3,387 is: 4,302.99
Step by Step Solution
- Step 1: Write the proportion equation
2,666 : 3,387 = 3,387 : x - Step 2: Convert to fraction form
2,666/3,387 = 3,387/x - Step 3: Cross multiply
2,666x = 3,387 × 3,387 - Step 4: Simplify right side
2,666x = 11,471,769 - Step 5: Solve for x
x = 11,471,769/2,666 - Step 6: Final answer
x = 4,302.99
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Why These Related Problems?
These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.