Home / 11,839.53-17,759.13-6,849.39

Finding the Fourth Proportional to 11,839.53, 17,759.13 and 6,849.39

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Solution

The fourth proportional to 11,839.53, 17,759.13 and 6,849.39 is: 10,273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.53 : 17,759.13 = 6,849.39 : x
  2. Step 2: Convert to fraction form
    11,839.53/17,759.13 = 6,849.39/x
  3. Step 3: Cross multiply
    11,839.53x = 17,759.13 × 6,849.39
  4. Step 4: Simplify right side
    11,839.53x = 121,639,207.43
  5. Step 5: Solve for x
    x = 121,639,207.43/11,839.53
  6. Step 6: Final answer
    x = 10,273.99

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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.