Home / 8,377.29-12,562.56-3,633.75

Finding the Fourth Proportional to 8,377.29, 12,562.56 and 3,633.75

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Solution

The fourth proportional to 8,377.29, 12,562.56 and 3,633.75 is: 5,449.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.29 : 12,562.56 = 3,633.75 : x
  2. Step 2: Convert to fraction form
    8,377.29/12,562.56 = 3,633.75/x
  3. Step 3: Cross multiply
    8,377.29x = 12,562.56 × 3,633.75
  4. Step 4: Simplify right side
    8,377.29x = 45,649,202.40
  5. Step 5: Solve for x
    x = 45,649,202.40/8,377.29
  6. Step 6: Final answer
    x = 5,449.16

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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.