Home / 11,132.70-16,691.14-5,582.04

Finding the Fourth Proportional to 11,132.70, 16,691.14 and 5,582.04

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Solution

The fourth proportional to 11,132.70, 16,691.14 and 5,582.04 is: 8,369.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.70 : 16,691.14 = 5,582.04 : x
  2. Step 2: Convert to fraction form
    11,132.70/16,691.14 = 5,582.04/x
  3. Step 3: Cross multiply
    11,132.70x = 16,691.14 × 5,582.04
  4. Step 4: Simplify right side
    11,132.70x = 93,170,611.13
  5. Step 5: Solve for x
    x = 93,170,611.13/11,132.70
  6. Step 6: Final answer
    x = 8,369.09

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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.