Home / 3,863.34-5,332.68-2,372.49

Finding the Fourth Proportional to 3,863.34, 5,332.68 and 2,372.49

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Solution

The fourth proportional to 3,863.34, 5,332.68 and 2,372.49 is: 3,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.34 : 5,332.68 = 2,372.49 : x
  2. Step 2: Convert to fraction form
    3,863.34/5,332.68 = 2,372.49/x
  3. Step 3: Cross multiply
    3,863.34x = 5,332.68 × 2,372.49
  4. Step 4: Simplify right side
    3,863.34x = 12,651,729.97
  5. Step 5: Solve for x
    x = 12,651,729.97/3,863.34
  6. Step 6: Final answer
    x = 3,274.82

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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.