Home / 11,382.36-17,073.80-3,885.52

Finding the Fourth Proportional to 11,382.36, 17,073.80 and 3,885.52

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Solution

The fourth proportional to 11,382.36, 17,073.80 and 3,885.52 is: 5,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.36 : 17,073.80 = 3,885.52 : x
  2. Step 2: Convert to fraction form
    11,382.36/17,073.80 = 3,885.52/x
  3. Step 3: Cross multiply
    11,382.36x = 17,073.80 × 3,885.52
  4. Step 4: Simplify right side
    11,382.36x = 66,340,591.38
  5. Step 5: Solve for x
    x = 66,340,591.38/11,382.36
  6. Step 6: Final answer
    x = 5,828.37

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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.