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Finding the Fourth Proportional to 5,921.48, 8,874.02 and 3,726.28

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Solution

The fourth proportional to 5,921.48, 8,874.02 and 3,726.28 is: 5,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.48 : 8,874.02 = 3,726.28 : x
  2. Step 2: Convert to fraction form
    5,921.48/8,874.02 = 3,726.28/x
  3. Step 3: Cross multiply
    5,921.48x = 8,874.02 × 3,726.28
  4. Step 4: Simplify right side
    5,921.48x = 33,067,083.25
  5. Step 5: Solve for x
    x = 33,067,083.25/5,921.48
  6. Step 6: Final answer
    x = 5,584.26

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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.