Home / 8,268.13-11,404.92-6,757.93

Finding the Fourth Proportional to 8,268.13, 11,404.92 and 6,757.93

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Solution

The fourth proportional to 8,268.13, 11,404.92 and 6,757.93 is: 9,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.13 : 11,404.92 = 6,757.93 : x
  2. Step 2: Convert to fraction form
    8,268.13/11,404.92 = 6,757.93/x
  3. Step 3: Cross multiply
    8,268.13x = 11,404.92 × 6,757.93
  4. Step 4: Simplify right side
    8,268.13x = 77,073,651.02
  5. Step 5: Solve for x
    x = 77,073,651.02/8,268.13
  6. Step 6: Final answer
    x = 9,321.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.