Home / 11,572.44-17,358.46-3,781.26

Finding the Fourth Proportional to 11,572.44, 17,358.46 and 3,781.26

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Solution

The fourth proportional to 11,572.44, 17,358.46 and 3,781.26 is: 5,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.44 : 17,358.46 = 3,781.26 : x
  2. Step 2: Convert to fraction form
    11,572.44/17,358.46 = 3,781.26/x
  3. Step 3: Cross multiply
    11,572.44x = 17,358.46 × 3,781.26
  4. Step 4: Simplify right side
    11,572.44x = 65,636,850.46
  5. Step 5: Solve for x
    x = 65,636,850.46/11,572.44
  6. Step 6: Final answer
    x = 5,671.82

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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.