Home / 11,377.22-17,073.52-3,981.75

Finding the Fourth Proportional to 11,377.22, 17,073.52 and 3,981.75

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Solution

The fourth proportional to 11,377.22, 17,073.52 and 3,981.75 is: 5,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.22 : 17,073.52 = 3,981.75 : x
  2. Step 2: Convert to fraction form
    11,377.22/17,073.52 = 3,981.75/x
  3. Step 3: Cross multiply
    11,377.22x = 17,073.52 × 3,981.75
  4. Step 4: Simplify right side
    11,377.22x = 67,982,488.26
  5. Step 5: Solve for x
    x = 67,982,488.26/11,377.22
  6. Step 6: Final answer
    x = 5,975.32

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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.