Home / 7,432.10-11,149.23-3,967.46

Finding the Fourth Proportional to 7,432.10, 11,149.23 and 3,967.46

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Solution

The fourth proportional to 7,432.10, 11,149.23 and 3,967.46 is: 5,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.10 : 11,149.23 = 3,967.46 : x
  2. Step 2: Convert to fraction form
    7,432.10/11,149.23 = 3,967.46/x
  3. Step 3: Cross multiply
    7,432.10x = 11,149.23 × 3,967.46
  4. Step 4: Simplify right side
    7,432.10x = 44,234,048.47
  5. Step 5: Solve for x
    x = 44,234,048.47/7,432.10
  6. Step 6: Final answer
    x = 5,951.76

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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.