Home / 8,934.12-13,402.38-3,389.52

Finding the Fourth Proportional to 8,934.12, 13,402.38 and 3,389.52

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Solution

The fourth proportional to 8,934.12, 13,402.38 and 3,389.52 is: 5,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.12 : 13,402.38 = 3,389.52 : x
  2. Step 2: Convert to fraction form
    8,934.12/13,402.38 = 3,389.52/x
  3. Step 3: Cross multiply
    8,934.12x = 13,402.38 × 3,389.52
  4. Step 4: Simplify right side
    8,934.12x = 45,427,635.06
  5. Step 5: Solve for x
    x = 45,427,635.06/8,934.12
  6. Step 6: Final answer
    x = 5,084.74

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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.