Home / 7,234.20-10,851.30-4,451.85

Finding the Fourth Proportional to 7,234.20, 10,851.30 and 4,451.85

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Solution

The fourth proportional to 7,234.20, 10,851.30 and 4,451.85 is: 6,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.20 : 10,851.30 = 4,451.85 : x
  2. Step 2: Convert to fraction form
    7,234.20/10,851.30 = 4,451.85/x
  3. Step 3: Cross multiply
    7,234.20x = 10,851.30 × 4,451.85
  4. Step 4: Simplify right side
    7,234.20x = 48,308,359.91
  5. Step 5: Solve for x
    x = 48,308,359.91/7,234.20
  6. Step 6: Final answer
    x = 6,677.78

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Similar ratio
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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.