Home / 8,424.30-11,629.26-5,067.66

Finding the Fourth Proportional to 8,424.30, 11,629.26 and 5,067.66

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Solution

The fourth proportional to 8,424.30, 11,629.26 and 5,067.66 is: 6,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.30 : 11,629.26 = 5,067.66 : x
  2. Step 2: Convert to fraction form
    8,424.30/11,629.26 = 5,067.66/x
  3. Step 3: Cross multiply
    8,424.30x = 11,629.26 × 5,067.66
  4. Step 4: Simplify right side
    8,424.30x = 58,933,135.73
  5. Step 5: Solve for x
    x = 58,933,135.73/8,424.30
  6. Step 6: Final answer
    x = 6,995.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.