Finding the Third Proportional to 2,871 and 3,286
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Solution
The third proportional to 2,871 and 3,286 is: 3,760.99
Step by Step Solution
- Step 1: Write the proportion equation
2,871 : 3,286 = 3,286 : x - Step 2: Convert to fraction form
2,871/3,286 = 3,286/x - Step 3: Cross multiply
2,871x = 3,286 × 3,286 - Step 4: Simplify right side
2,871x = 10,797,796 - Step 5: Solve for x
x = 10,797,796/2,871 - Step 6: Final answer
x = 3,760.99
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Why These Related Problems?
These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.