Home / 11,824.38-17,730.33-5,247.70

Finding the Fourth Proportional to 11,824.38, 17,730.33 and 5,247.70

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Solution

The fourth proportional to 11,824.38, 17,730.33 and 5,247.70 is: 7,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.38 : 17,730.33 = 5,247.70 : x
  2. Step 2: Convert to fraction form
    11,824.38/17,730.33 = 5,247.70/x
  3. Step 3: Cross multiply
    11,824.38x = 17,730.33 × 5,247.70
  4. Step 4: Simplify right side
    11,824.38x = 93,043,452.74
  5. Step 5: Solve for x
    x = 93,043,452.74/11,824.38
  6. Step 6: Final answer
    x = 7,868.78

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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.