Home / 9,027.15-13,542.54-3,187.86

Finding the Fourth Proportional to 9,027.15, 13,542.54 and 3,187.86

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Solution

The fourth proportional to 9,027.15, 13,542.54 and 3,187.86 is: 4,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.15 : 13,542.54 = 3,187.86 : x
  2. Step 2: Convert to fraction form
    9,027.15/13,542.54 = 3,187.86/x
  3. Step 3: Cross multiply
    9,027.15x = 13,542.54 × 3,187.86
  4. Step 4: Simplify right side
    9,027.15x = 43,171,721.56
  5. Step 5: Solve for x
    x = 43,171,721.56/9,027.15
  6. Step 6: Final answer
    x = 4,782.43

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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.