Home / 5,311.30-7,951.37-3,724.52

Finding the Fourth Proportional to 5,311.30, 7,951.37 and 3,724.52

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Solution

The fourth proportional to 5,311.30, 7,951.37 and 3,724.52 is: 5,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.30 : 7,951.37 = 3,724.52 : x
  2. Step 2: Convert to fraction form
    5,311.30/7,951.37 = 3,724.52/x
  3. Step 3: Cross multiply
    5,311.30x = 7,951.37 × 3,724.52
  4. Step 4: Simplify right side
    5,311.30x = 29,614,996.84
  5. Step 5: Solve for x
    x = 29,614,996.84/5,311.30
  6. Step 6: Final answer
    x = 5,575.85

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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.