Home / 8,249.28-11,373.29-5,259.93

Finding the Fourth Proportional to 8,249.28, 11,373.29 and 5,259.93

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Solution

The fourth proportional to 8,249.28, 11,373.29 and 5,259.93 is: 7,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.28 : 11,373.29 = 5,259.93 : x
  2. Step 2: Convert to fraction form
    8,249.28/11,373.29 = 5,259.93/x
  3. Step 3: Cross multiply
    8,249.28x = 11,373.29 × 5,259.93
  4. Step 4: Simplify right side
    8,249.28x = 59,822,660.04
  5. Step 5: Solve for x
    x = 59,822,660.04/8,249.28
  6. Step 6: Final answer
    x = 7,251.87

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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.