Home / 10,691.33-16,037.26-5,067.68

Finding the Fourth Proportional to 10,691.33, 16,037.26 and 5,067.68

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Solution

The fourth proportional to 10,691.33, 16,037.26 and 5,067.68 is: 7,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.33 : 16,037.26 = 5,067.68 : x
  2. Step 2: Convert to fraction form
    10,691.33/16,037.26 = 5,067.68/x
  3. Step 3: Cross multiply
    10,691.33x = 16,037.26 × 5,067.68
  4. Step 4: Simplify right side
    10,691.33x = 81,271,608.90
  5. Step 5: Solve for x
    x = 81,271,608.90/10,691.33
  6. Step 6: Final answer
    x = 7,601.64

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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.