Home / 5,910.38-8,867.09-2,212.66

Finding the Fourth Proportional to 5,910.38, 8,867.09 and 2,212.66

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Solution

The fourth proportional to 5,910.38, 8,867.09 and 2,212.66 is: 3,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.38 : 8,867.09 = 2,212.66 : x
  2. Step 2: Convert to fraction form
    5,910.38/8,867.09 = 2,212.66/x
  3. Step 3: Cross multiply
    5,910.38x = 8,867.09 × 2,212.66
  4. Step 4: Simplify right side
    5,910.38x = 19,619,822.13
  5. Step 5: Solve for x
    x = 19,619,822.13/5,910.38
  6. Step 6: Final answer
    x = 3,319.56

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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.