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Finding the Third Proportional to 3,502.13 and 7,587.56

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Solution

The third proportional to 3,502.13 and 7,587.56 is: 16,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.13 : 7,587.56 = 7,587.56 : x
  2. Step 2: Convert to fraction form
    3,502.13/7,587.56 = 7,587.56/x
  3. Step 3: Cross multiply
    3,502.13x = 7,587.56 × 7,587.56
  4. Step 4: Simplify right side
    3,502.13x = 57,571,104.69
  5. Step 5: Solve for x
    x = 57,571,104.69/3,502.13
  6. Step 6: Final answer
    x = 16,438.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.