Home / 10,766.66-16,149.98-3,371.69

Finding the Fourth Proportional to 10,766.66, 16,149.98 and 3,371.69

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Solution

The fourth proportional to 10,766.66, 16,149.98 and 3,371.69 is: 5,057.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.66 : 16,149.98 = 3,371.69 : x
  2. Step 2: Convert to fraction form
    10,766.66/16,149.98 = 3,371.69/x
  3. Step 3: Cross multiply
    10,766.66x = 16,149.98 × 3,371.69
  4. Step 4: Simplify right side
    10,766.66x = 54,452,726.07
  5. Step 5: Solve for x
    x = 54,452,726.07/10,766.66
  6. Step 6: Final answer
    x = 5,057.53

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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.