Home / 5,254.50-7,884.25-3,279.59

Finding the Fourth Proportional to 5,254.50, 7,884.25 and 3,279.59

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Solution

The fourth proportional to 5,254.50, 7,884.25 and 3,279.59 is: 4,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.50 : 7,884.25 = 3,279.59 : x
  2. Step 2: Convert to fraction form
    5,254.50/7,884.25 = 3,279.59/x
  3. Step 3: Cross multiply
    5,254.50x = 7,884.25 × 3,279.59
  4. Step 4: Simplify right side
    5,254.50x = 25,857,107.46
  5. Step 5: Solve for x
    x = 25,857,107.46/5,254.50
  6. Step 6: Final answer
    x = 4,920.95

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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.