Home / 4,049.12-6,073.68-1,127.43

Finding the Fourth Proportional to 4,049.12, 6,073.68 and 1,127.43

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Solution

The fourth proportional to 4,049.12, 6,073.68 and 1,127.43 is: 1,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.12 : 6,073.68 = 1,127.43 : x
  2. Step 2: Convert to fraction form
    4,049.12/6,073.68 = 1,127.43/x
  3. Step 3: Cross multiply
    4,049.12x = 6,073.68 × 1,127.43
  4. Step 4: Simplify right side
    4,049.12x = 6,847,649.04
  5. Step 5: Solve for x
    x = 6,847,649.04/4,049.12
  6. Step 6: Final answer
    x = 1,691.15

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1.5x scale

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.