Home / 10,799.76-16,195.68-5,251.44

Finding the Fourth Proportional to 10,799.76, 16,195.68 and 5,251.44

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Solution

The fourth proportional to 10,799.76, 16,195.68 and 5,251.44 is: 7,875.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.76 : 16,195.68 = 5,251.44 : x
  2. Step 2: Convert to fraction form
    10,799.76/16,195.68 = 5,251.44/x
  3. Step 3: Cross multiply
    10,799.76x = 16,195.68 × 5,251.44
  4. Step 4: Simplify right side
    10,799.76x = 85,050,641.78
  5. Step 5: Solve for x
    x = 85,050,641.78/10,799.76
  6. Step 6: Final answer
    x = 7,875.23

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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.