Home / 8,301.87-12,452.90-2,379.47

Finding the Fourth Proportional to 8,301.87, 12,452.90 and 2,379.47

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Solution

The fourth proportional to 8,301.87, 12,452.90 and 2,379.47 is: 3,569.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.87 : 12,452.90 = 2,379.47 : x
  2. Step 2: Convert to fraction form
    8,301.87/12,452.90 = 2,379.47/x
  3. Step 3: Cross multiply
    8,301.87x = 12,452.90 × 2,379.47
  4. Step 4: Simplify right side
    8,301.87x = 29,631,227.80
  5. Step 5: Solve for x
    x = 29,631,227.80/8,301.87
  6. Step 6: Final answer
    x = 3,569.22

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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.