Home / 10,429.08-15,644.10-3,854.04

Finding the Fourth Proportional to 10,429.08, 15,644.10 and 3,854.04

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Solution

The fourth proportional to 10,429.08, 15,644.10 and 3,854.04 is: 5,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429.08 : 15,644.10 = 3,854.04 : x
  2. Step 2: Convert to fraction form
    10,429.08/15,644.10 = 3,854.04/x
  3. Step 3: Cross multiply
    10,429.08x = 15,644.10 × 3,854.04
  4. Step 4: Simplify right side
    10,429.08x = 60,292,987.16
  5. Step 5: Solve for x
    x = 60,292,987.16/10,429.08
  6. Step 6: Final answer
    x = 5,781.24

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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.