Home / 8,716.22-13,079.88-3,169.03

Finding the Fourth Proportional to 8,716.22, 13,079.88 and 3,169.03

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Solution

The fourth proportional to 8,716.22, 13,079.88 and 3,169.03 is: 4,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.22 : 13,079.88 = 3,169.03 : x
  2. Step 2: Convert to fraction form
    8,716.22/13,079.88 = 3,169.03/x
  3. Step 3: Cross multiply
    8,716.22x = 13,079.88 × 3,169.03
  4. Step 4: Simplify right side
    8,716.22x = 41,450,466.72
  5. Step 5: Solve for x
    x = 41,450,466.72/8,716.22
  6. Step 6: Final answer
    x = 4,755.56

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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.