Home / 3,863.18-5,318.94-3,022.82

Finding the Fourth Proportional to 3,863.18, 5,318.94 and 3,022.82

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Solution

The fourth proportional to 3,863.18, 5,318.94 and 3,022.82 is: 4,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.18 : 5,318.94 = 3,022.82 : x
  2. Step 2: Convert to fraction form
    3,863.18/5,318.94 = 3,022.82/x
  3. Step 3: Cross multiply
    3,863.18x = 5,318.94 × 3,022.82
  4. Step 4: Simplify right side
    3,863.18x = 16,078,198.21
  5. Step 5: Solve for x
    x = 16,078,198.21/3,863.18
  6. Step 6: Final answer
    x = 4,161.91

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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.