Home / 3,423.87-5,132.16-2,250.18

Finding the Fourth Proportional to 3,423.87, 5,132.16 and 2,250.18

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Solution

The fourth proportional to 3,423.87, 5,132.16 and 2,250.18 is: 3,372.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.87 : 5,132.16 = 2,250.18 : x
  2. Step 2: Convert to fraction form
    3,423.87/5,132.16 = 2,250.18/x
  3. Step 3: Cross multiply
    3,423.87x = 5,132.16 × 2,250.18
  4. Step 4: Simplify right side
    3,423.87x = 11,548,283.79
  5. Step 5: Solve for x
    x = 11,548,283.79/3,423.87
  6. Step 6: Final answer
    x = 3,372.87

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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.