Home / 8,167.36-12,244.18-3,787.96

Finding the Fourth Proportional to 8,167.36, 12,244.18 and 3,787.96

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Solution

The fourth proportional to 8,167.36, 12,244.18 and 3,787.96 is: 5,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.36 : 12,244.18 = 3,787.96 : x
  2. Step 2: Convert to fraction form
    8,167.36/12,244.18 = 3,787.96/x
  3. Step 3: Cross multiply
    8,167.36x = 12,244.18 × 3,787.96
  4. Step 4: Simplify right side
    8,167.36x = 46,380,464.07
  5. Step 5: Solve for x
    x = 46,380,464.07/8,167.36
  6. Step 6: Final answer
    x = 5,678.76

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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.