Home / 10,819.38-16,233.30-4,244.43

Finding the Fourth Proportional to 10,819.38, 16,233.30 and 4,244.43

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Solution

The fourth proportional to 10,819.38, 16,233.30 and 4,244.43 is: 6,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.38 : 16,233.30 = 4,244.43 : x
  2. Step 2: Convert to fraction form
    10,819.38/16,233.30 = 4,244.43/x
  3. Step 3: Cross multiply
    10,819.38x = 16,233.30 × 4,244.43
  4. Step 4: Simplify right side
    10,819.38x = 68,901,105.52
  5. Step 5: Solve for x
    x = 68,901,105.52/10,819.38
  6. Step 6: Final answer
    x = 6,368.30

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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.