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Finding the Third Proportional to 1,524 and 3,345

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Solution

The third proportional to 1,524 and 3,345 is: 7,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524 : 3,345 = 3,345 : x
  2. Step 2: Convert to fraction form
    1,524/3,345 = 3,345/x
  3. Step 3: Cross multiply
    1,524x = 3,345 × 3,345
  4. Step 4: Simplify right side
    1,524x = 11,189,025
  5. Step 5: Solve for x
    x = 11,189,025/1,524
  6. Step 6: Final answer
    x = 7,341.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.