Home / 8,740.75-13,113.05-3,194.09

Finding the Fourth Proportional to 8,740.75, 13,113.05 and 3,194.09

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Solution

The fourth proportional to 8,740.75, 13,113.05 and 3,194.09 is: 4,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.75 : 13,113.05 = 3,194.09 : x
  2. Step 2: Convert to fraction form
    8,740.75/13,113.05 = 3,194.09/x
  3. Step 3: Cross multiply
    8,740.75x = 13,113.05 × 3,194.09
  4. Step 4: Simplify right side
    8,740.75x = 41,884,198.31
  5. Step 5: Solve for x
    x = 41,884,198.31/8,740.75
  6. Step 6: Final answer
    x = 4,791.83

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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.