Home / 9,027.43-13,542.43-2,787.96

Finding the Fourth Proportional to 9,027.43, 13,542.43 and 2,787.96

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Solution

The fourth proportional to 9,027.43, 13,542.43 and 2,787.96 is: 4,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.43 : 13,542.43 = 2,787.96 : x
  2. Step 2: Convert to fraction form
    9,027.43/13,542.43 = 2,787.96/x
  3. Step 3: Cross multiply
    9,027.43x = 13,542.43 × 2,787.96
  4. Step 4: Simplify right side
    9,027.43x = 37,755,753.14
  5. Step 5: Solve for x
    x = 37,755,753.14/9,027.43
  6. Step 6: Final answer
    x = 4,182.34

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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.