Home / 8,716.16-13,073.92-3,166.88

Finding the Fourth Proportional to 8,716.16, 13,073.92 and 3,166.88

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Solution

The fourth proportional to 8,716.16, 13,073.92 and 3,166.88 is: 4,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.16 : 13,073.92 = 3,166.88 : x
  2. Step 2: Convert to fraction form
    8,716.16/13,073.92 = 3,166.88/x
  3. Step 3: Cross multiply
    8,716.16x = 13,073.92 × 3,166.88
  4. Step 4: Simplify right side
    8,716.16x = 41,403,535.77
  5. Step 5: Solve for x
    x = 41,403,535.77/8,716.16
  6. Step 6: Final answer
    x = 4,750.20

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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.