Home / 3,898.20-5,832.54-2,168.04

Finding the Fourth Proportional to 3,898.20, 5,832.54 and 2,168.04

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Solution

The fourth proportional to 3,898.20, 5,832.54 and 2,168.04 is: 3,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.20 : 5,832.54 = 2,168.04 : x
  2. Step 2: Convert to fraction form
    3,898.20/5,832.54 = 2,168.04/x
  3. Step 3: Cross multiply
    3,898.20x = 5,832.54 × 2,168.04
  4. Step 4: Simplify right side
    3,898.20x = 12,645,180.02
  5. Step 5: Solve for x
    x = 12,645,180.02/3,898.20
  6. Step 6: Final answer
    x = 3,243.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.