Home / 4,381.38-6,572.50-2,158.88

Finding the Fourth Proportional to 4,381.38, 6,572.50 and 2,158.88

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Solution

The fourth proportional to 4,381.38, 6,572.50 and 2,158.88 is: 3,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.38 : 6,572.50 = 2,158.88 : x
  2. Step 2: Convert to fraction form
    4,381.38/6,572.50 = 2,158.88/x
  3. Step 3: Cross multiply
    4,381.38x = 6,572.50 × 2,158.88
  4. Step 4: Simplify right side
    4,381.38x = 14,189,238.80
  5. Step 5: Solve for x
    x = 14,189,238.80/4,381.38
  6. Step 6: Final answer
    x = 3,238.53

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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.