Finding the Third Proportional to 2,820 and 6,666
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Solution
The third proportional to 2,820 and 6,666 is: 15,757.29
Step by Step Solution
- Step 1: Write the proportion equation
2,820 : 6,666 = 6,666 : x - Step 2: Convert to fraction form
2,820/6,666 = 6,666/x - Step 3: Cross multiply
2,820x = 6,666 × 6,666 - Step 4: Simplify right side
2,820x = 44,435,556 - Step 5: Solve for x
x = 44,435,556/2,820 - Step 6: Final answer
x = 15,757.29
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.