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Finding the Fourth Proportional to 11,502.66, 17,253.54 and 3,711.72

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Solution

The fourth proportional to 11,502.66, 17,253.54 and 3,711.72 is: 5,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.66 : 17,253.54 = 3,711.72 : x
  2. Step 2: Convert to fraction form
    11,502.66/17,253.54 = 3,711.72/x
  3. Step 3: Cross multiply
    11,502.66x = 17,253.54 × 3,711.72
  4. Step 4: Simplify right side
    11,502.66x = 64,040,309.49
  5. Step 5: Solve for x
    x = 64,040,309.49/11,502.66
  6. Step 6: Final answer
    x = 5,567.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.