Home / 11,952.20-17,937.42-4,167.56

Finding the Fourth Proportional to 11,952.20, 17,937.42 and 4,167.56

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Solution

The fourth proportional to 11,952.20, 17,937.42 and 4,167.56 is: 6,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.20 : 17,937.42 = 4,167.56 : x
  2. Step 2: Convert to fraction form
    11,952.20/17,937.42 = 4,167.56/x
  3. Step 3: Cross multiply
    11,952.20x = 17,937.42 × 4,167.56
  4. Step 4: Simplify right side
    11,952.20x = 74,755,274.10
  5. Step 5: Solve for x
    x = 74,755,274.10/11,952.20
  6. Step 6: Final answer
    x = 6,254.52

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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.