Home / 4,132.30-6,190.92-3,689.43

Finding the Fourth Proportional to 4,132.30, 6,190.92 and 3,689.43

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Solution

The fourth proportional to 4,132.30, 6,190.92 and 3,689.43 is: 5,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.30 : 6,190.92 = 3,689.43 : x
  2. Step 2: Convert to fraction form
    4,132.30/6,190.92 = 3,689.43/x
  3. Step 3: Cross multiply
    4,132.30x = 6,190.92 × 3,689.43
  4. Step 4: Simplify right side
    4,132.30x = 22,840,935.02
  5. Step 5: Solve for x
    x = 22,840,935.02/4,132.30
  6. Step 6: Final answer
    x = 5,527.42

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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.