Home / 8,727.39-13,093.38-2,487.42

Finding the Fourth Proportional to 8,727.39, 13,093.38 and 2,487.42

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Solution

The fourth proportional to 8,727.39, 13,093.38 and 2,487.42 is: 3,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.39 : 13,093.38 = 2,487.42 : x
  2. Step 2: Convert to fraction form
    8,727.39/13,093.38 = 2,487.42/x
  3. Step 3: Cross multiply
    8,727.39x = 13,093.38 × 2,487.42
  4. Step 4: Simplify right side
    8,727.39x = 32,568,735.28
  5. Step 5: Solve for x
    x = 32,568,735.28/8,727.39
  6. Step 6: Final answer
    x = 3,731.78

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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.