Home / 8,771.87-13,157.94-3,226.52

Finding the Fourth Proportional to 8,771.87, 13,157.94 and 3,226.52

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Solution

The fourth proportional to 8,771.87, 13,157.94 and 3,226.52 is: 4,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.87 : 13,157.94 = 3,226.52 : x
  2. Step 2: Convert to fraction form
    8,771.87/13,157.94 = 3,226.52/x
  3. Step 3: Cross multiply
    8,771.87x = 13,157.94 × 3,226.52
  4. Step 4: Simplify right side
    8,771.87x = 42,454,356.57
  5. Step 5: Solve for x
    x = 42,454,356.57/8,771.87
  6. Step 6: Final answer
    x = 4,839.83

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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.