Home / 8,863.29-13,286.30-3,934.17

Finding the Fourth Proportional to 8,863.29, 13,286.30 and 3,934.17

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Solution

The fourth proportional to 8,863.29, 13,286.30 and 3,934.17 is: 5,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.29 : 13,286.30 = 3,934.17 : x
  2. Step 2: Convert to fraction form
    8,863.29/13,286.30 = 3,934.17/x
  3. Step 3: Cross multiply
    8,863.29x = 13,286.30 × 3,934.17
  4. Step 4: Simplify right side
    8,863.29x = 52,270,543.20
  5. Step 5: Solve for x
    x = 52,270,543.20/8,863.29
  6. Step 6: Final answer
    x = 5,897.42

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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.