Home / 8,716.11-13,075.73-3,177.22

Finding the Fourth Proportional to 8,716.11, 13,075.73 and 3,177.22

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Solution

The fourth proportional to 8,716.11, 13,075.73 and 3,177.22 is: 4,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.11 : 13,075.73 = 3,177.22 : x
  2. Step 2: Convert to fraction form
    8,716.11/13,075.73 = 3,177.22/x
  3. Step 3: Cross multiply
    8,716.11x = 13,075.73 × 3,177.22
  4. Step 4: Simplify right side
    8,716.11x = 41,544,470.87
  5. Step 5: Solve for x
    x = 41,544,470.87/8,716.11
  6. Step 6: Final answer
    x = 4,766.40

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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.