Home / 3,658.88-5,049.92-2,331.52

Finding the Fourth Proportional to 3,658.88, 5,049.92 and 2,331.52

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Solution

The fourth proportional to 3,658.88, 5,049.92 and 2,331.52 is: 3,217.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.88 : 5,049.92 = 2,331.52 : x
  2. Step 2: Convert to fraction form
    3,658.88/5,049.92 = 2,331.52/x
  3. Step 3: Cross multiply
    3,658.88x = 5,049.92 × 2,331.52
  4. Step 4: Simplify right side
    3,658.88x = 11,773,989.48
  5. Step 5: Solve for x
    x = 11,773,989.48/3,658.88
  6. Step 6: Final answer
    x = 3,217.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.