Home / 9,027.39-13,542.36-2,787.93

Finding the Fourth Proportional to 9,027.39, 13,542.36 and 2,787.93

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Solution

The fourth proportional to 9,027.39, 13,542.36 and 2,787.93 is: 4,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.39 : 13,542.36 = 2,787.93 : x
  2. Step 2: Convert to fraction form
    9,027.39/13,542.36 = 2,787.93/x
  3. Step 3: Cross multiply
    9,027.39x = 13,542.36 × 2,787.93
  4. Step 4: Simplify right side
    9,027.39x = 37,755,151.71
  5. Step 5: Solve for x
    x = 37,755,151.71/9,027.39
  6. Step 6: Final answer
    x = 4,182.29

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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.