Home / 8,694.44-13,033.56-3,144.32

Finding the Fourth Proportional to 8,694.44, 13,033.56 and 3,144.32

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Solution

The fourth proportional to 8,694.44, 13,033.56 and 3,144.32 is: 4,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.44 : 13,033.56 = 3,144.32 : x
  2. Step 2: Convert to fraction form
    8,694.44/13,033.56 = 3,144.32/x
  3. Step 3: Cross multiply
    8,694.44x = 13,033.56 × 3,144.32
  4. Step 4: Simplify right side
    8,694.44x = 40,981,683.38
  5. Step 5: Solve for x
    x = 40,981,683.38/8,694.44
  6. Step 6: Final answer
    x = 4,713.55

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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.