Home / 9,310.68-13,957.20-4,930.92

Finding the Fourth Proportional to 9,310.68, 13,957.20 and 4,930.92

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Solution

The fourth proportional to 9,310.68, 13,957.20 and 4,930.92 is: 7,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.68 : 13,957.20 = 4,930.92 : x
  2. Step 2: Convert to fraction form
    9,310.68/13,957.20 = 4,930.92/x
  3. Step 3: Cross multiply
    9,310.68x = 13,957.20 × 4,930.92
  4. Step 4: Simplify right side
    9,310.68x = 68,821,836.62
  5. Step 5: Solve for x
    x = 68,821,836.62/9,310.68
  6. Step 6: Final answer
    x = 7,391.71

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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.