Home / 8,426.80-11,625.26-5,067.66

Finding the Fourth Proportional to 8,426.80, 11,625.26 and 5,067.66

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Solution

The fourth proportional to 8,426.80, 11,625.26 and 5,067.66 is: 6,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.80 : 11,625.26 = 5,067.66 : x
  2. Step 2: Convert to fraction form
    8,426.80/11,625.26 = 5,067.66/x
  3. Step 3: Cross multiply
    8,426.80x = 11,625.26 × 5,067.66
  4. Step 4: Simplify right side
    8,426.80x = 58,912,865.09
  5. Step 5: Solve for x
    x = 58,912,865.09/8,426.80
  6. Step 6: Final answer
    x = 6,991.13

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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.