Home / 9,151.27-13,694.10-7,922.91

Finding the Fourth Proportional to 9,151.27, 13,694.10 and 7,922.91

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Solution

The fourth proportional to 9,151.27, 13,694.10 and 7,922.91 is: 11,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.27 : 13,694.10 = 7,922.91 : x
  2. Step 2: Convert to fraction form
    9,151.27/13,694.10 = 7,922.91/x
  3. Step 3: Cross multiply
    9,151.27x = 13,694.10 × 7,922.91
  4. Step 4: Simplify right side
    9,151.27x = 108,497,121.83
  5. Step 5: Solve for x
    x = 108,497,121.83/9,151.27
  6. Step 6: Final answer
    x = 11,855.96

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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.