Home / 10,766.15-16,150.16-2,974.97

Finding the Fourth Proportional to 10,766.15, 16,150.16 and 2,974.97

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Solution

The fourth proportional to 10,766.15, 16,150.16 and 2,974.97 is: 4,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.15 : 16,150.16 = 2,974.97 : x
  2. Step 2: Convert to fraction form
    10,766.15/16,150.16 = 2,974.97/x
  3. Step 3: Cross multiply
    10,766.15x = 16,150.16 × 2,974.97
  4. Step 4: Simplify right side
    10,766.15x = 48,046,145.87
  5. Step 5: Solve for x
    x = 48,046,145.87/10,766.15
  6. Step 6: Final answer
    x = 4,462.71

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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.