Home / 11,839.26-17,758.24-3,519.34

Finding the Fourth Proportional to 11,839.26, 17,758.24 and 3,519.34

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Solution

The fourth proportional to 11,839.26, 17,758.24 and 3,519.34 is: 5,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.26 : 17,758.24 = 3,519.34 : x
  2. Step 2: Convert to fraction form
    11,839.26/17,758.24 = 3,519.34/x
  3. Step 3: Cross multiply
    11,839.26x = 17,758.24 × 3,519.34
  4. Step 4: Simplify right side
    11,839.26x = 62,497,284.36
  5. Step 5: Solve for x
    x = 62,497,284.36/11,839.26
  6. Step 6: Final answer
    x = 5,278.82

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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.