Home / 10,757.80-16,138.14-3,362.76

Finding the Fourth Proportional to 10,757.80, 16,138.14 and 3,362.76

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Solution

The fourth proportional to 10,757.80, 16,138.14 and 3,362.76 is: 5,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757.80 : 16,138.14 = 3,362.76 : x
  2. Step 2: Convert to fraction form
    10,757.80/16,138.14 = 3,362.76/x
  3. Step 3: Cross multiply
    10,757.80x = 16,138.14 × 3,362.76
  4. Step 4: Simplify right side
    10,757.80x = 54,268,691.67
  5. Step 5: Solve for x
    x = 54,268,691.67/10,757.80
  6. Step 6: Final answer
    x = 5,044.59

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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.