Home / 8,067.24-11,129.94-5,274.36

Finding the Fourth Proportional to 8,067.24, 11,129.94 and 5,274.36

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Solution

The fourth proportional to 8,067.24, 11,129.94 and 5,274.36 is: 7,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.24 : 11,129.94 = 5,274.36 : x
  2. Step 2: Convert to fraction form
    8,067.24/11,129.94 = 5,274.36/x
  3. Step 3: Cross multiply
    8,067.24x = 11,129.94 × 5,274.36
  4. Step 4: Simplify right side
    8,067.24x = 58,703,310.34
  5. Step 5: Solve for x
    x = 58,703,310.34/8,067.24
  6. Step 6: Final answer
    x = 7,276.75

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