Home / 10,760.30-16,140-3,741.90

Finding the Fourth Proportional to 10,760.30, 16,140 and 3,741.90

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Solution

The fourth proportional to 10,760.30, 16,140 and 3,741.90 is: 5,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,760.30 : 16,140 = 3,741.90 : x
  2. Step 2: Convert to fraction form
    10,760.30/16,140 = 3,741.90/x
  3. Step 3: Cross multiply
    10,760.30x = 16,140 × 3,741.90
  4. Step 4: Simplify right side
    10,760.30x = 60,394,266
  5. Step 5: Solve for x
    x = 60,394,266/10,760.30
  6. Step 6: Final answer
    x = 5,612.70

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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.