Home / 11,489.98-17,231.30-4,469.52

Finding the Fourth Proportional to 11,489.98, 17,231.30 and 4,469.52

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Solution

The fourth proportional to 11,489.98, 17,231.30 and 4,469.52 is: 6,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.98 : 17,231.30 = 4,469.52 : x
  2. Step 2: Convert to fraction form
    11,489.98/17,231.30 = 4,469.52/x
  3. Step 3: Cross multiply
    11,489.98x = 17,231.30 × 4,469.52
  4. Step 4: Simplify right side
    11,489.98x = 77,015,639.98
  5. Step 5: Solve for x
    x = 77,015,639.98/11,489.98
  6. Step 6: Final answer
    x = 6,702.85

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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.