Home / 7,932.20-11,898.36-3,251.00

Finding the Fourth Proportional to 7,932.20, 11,898.36 and 3,251.00

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Solution

The fourth proportional to 7,932.20, 11,898.36 and 3,251.00 is: 4,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.20 : 11,898.36 = 3,251.00 : x
  2. Step 2: Convert to fraction form
    7,932.20/11,898.36 = 3,251.00/x
  3. Step 3: Cross multiply
    7,932.20x = 11,898.36 × 3,251.00
  4. Step 4: Simplify right side
    7,932.20x = 38,681,598.11
  5. Step 5: Solve for x
    x = 38,681,598.11/7,932.20
  6. Step 6: Final answer
    x = 4,876.53

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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.