Home / 3,930.13-5,887.33-2,369.30

Finding the Fourth Proportional to 3,930.13, 5,887.33 and 2,369.30

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Solution

The fourth proportional to 3,930.13, 5,887.33 and 2,369.30 is: 3,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930.13 : 5,887.33 = 2,369.30 : x
  2. Step 2: Convert to fraction form
    3,930.13/5,887.33 = 2,369.30/x
  3. Step 3: Cross multiply
    3,930.13x = 5,887.33 × 2,369.30
  4. Step 4: Simplify right side
    3,930.13x = 13,948,850.97
  5. Step 5: Solve for x
    x = 13,948,850.97/3,930.13
  6. Step 6: Final answer
    x = 3,549.21

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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.