Home / 8,067.26-12,101.64-3,137.28

Finding the Fourth Proportional to 8,067.26, 12,101.64 and 3,137.28

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Solution

The fourth proportional to 8,067.26, 12,101.64 and 3,137.28 is: 4,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.26 : 12,101.64 = 3,137.28 : x
  2. Step 2: Convert to fraction form
    8,067.26/12,101.64 = 3,137.28/x
  3. Step 3: Cross multiply
    8,067.26x = 12,101.64 × 3,137.28
  4. Step 4: Simplify right side
    8,067.26x = 37,966,233.14
  5. Step 5: Solve for x
    x = 37,966,233.14/8,067.26
  6. Step 6: Final answer
    x = 4,706.21

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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.