Home / 8,334.38-12,502.22-2,787.75

Finding the Fourth Proportional to 8,334.38, 12,502.22 and 2,787.75

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Solution

The fourth proportional to 8,334.38, 12,502.22 and 2,787.75 is: 4,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.38 : 12,502.22 = 2,787.75 : x
  2. Step 2: Convert to fraction form
    8,334.38/12,502.22 = 2,787.75/x
  3. Step 3: Cross multiply
    8,334.38x = 12,502.22 × 2,787.75
  4. Step 4: Simplify right side
    8,334.38x = 34,853,008.26
  5. Step 5: Solve for x
    x = 34,853,008.26/8,334.38
  6. Step 6: Final answer
    x = 4,181.84

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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.