Home / 3,516.29-5,265.20-2,279.95

Finding the Fourth Proportional to 3,516.29, 5,265.20 and 2,279.95

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Solution

The fourth proportional to 3,516.29, 5,265.20 and 2,279.95 is: 3,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.29 : 5,265.20 = 2,279.95 : x
  2. Step 2: Convert to fraction form
    3,516.29/5,265.20 = 2,279.95/x
  3. Step 3: Cross multiply
    3,516.29x = 5,265.20 × 2,279.95
  4. Step 4: Simplify right side
    3,516.29x = 12,004,385.28
  5. Step 5: Solve for x
    x = 12,004,385.28/3,516.29
  6. Step 6: Final answer
    x = 3,413.94

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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.