Home / 8,067.93-12,102.66-2,144.79

Finding the Fourth Proportional to 8,067.93, 12,102.66 and 2,144.79

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Solution

The fourth proportional to 8,067.93, 12,102.66 and 2,144.79 is: 3,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.93 : 12,102.66 = 2,144.79 : x
  2. Step 2: Convert to fraction form
    8,067.93/12,102.66 = 2,144.79/x
  3. Step 3: Cross multiply
    8,067.93x = 12,102.66 × 2,144.79
  4. Step 4: Simplify right side
    8,067.93x = 25,957,664.14
  5. Step 5: Solve for x
    x = 25,957,664.14/8,067.93
  6. Step 6: Final answer
    x = 3,217.39

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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.