Home / 3,489.13-5,239.23-3,463.75

Finding the Fourth Proportional to 3,489.13, 5,239.23 and 3,463.75

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Solution

The fourth proportional to 3,489.13, 5,239.23 and 3,463.75 is: 5,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.13 : 5,239.23 = 3,463.75 : x
  2. Step 2: Convert to fraction form
    3,489.13/5,239.23 = 3,463.75/x
  3. Step 3: Cross multiply
    3,489.13x = 5,239.23 × 3,463.75
  4. Step 4: Simplify right side
    3,489.13x = 18,147,382.91
  5. Step 5: Solve for x
    x = 18,147,382.91/3,489.13
  6. Step 6: Final answer
    x = 5,201.12

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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.