Home / 7,910.39-11,865.70-2,067

Finding the Fourth Proportional to 7,910.39, 11,865.70 and 2,067

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Solution

The fourth proportional to 7,910.39, 11,865.70 and 2,067 is: 3,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.39 : 11,865.70 = 2,067 : x
  2. Step 2: Convert to fraction form
    7,910.39/11,865.70 = 2,067/x
  3. Step 3: Cross multiply
    7,910.39x = 11,865.70 × 2,067
  4. Step 4: Simplify right side
    7,910.39x = 24,526,401.90
  5. Step 5: Solve for x
    x = 24,526,401.90/7,910.39
  6. Step 6: Final answer
    x = 3,100.53

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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.