Home / 5,381.32-8,067.66-3,039.88

Finding the Fourth Proportional to 5,381.32, 8,067.66 and 3,039.88

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Solution

The fourth proportional to 5,381.32, 8,067.66 and 3,039.88 is: 4,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.32 : 8,067.66 = 3,039.88 : x
  2. Step 2: Convert to fraction form
    5,381.32/8,067.66 = 3,039.88/x
  3. Step 3: Cross multiply
    5,381.32x = 8,067.66 × 3,039.88
  4. Step 4: Simplify right side
    5,381.32x = 24,524,718.28
  5. Step 5: Solve for x
    x = 24,524,718.28/5,381.32
  6. Step 6: Final answer
    x = 4,557.38

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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.