Home / 8,766.59-13,150.56-2,923.20

Finding the Fourth Proportional to 8,766.59, 13,150.56 and 2,923.20

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Solution

The fourth proportional to 8,766.59, 13,150.56 and 2,923.20 is: 4,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.59 : 13,150.56 = 2,923.20 : x
  2. Step 2: Convert to fraction form
    8,766.59/13,150.56 = 2,923.20/x
  3. Step 3: Cross multiply
    8,766.59x = 13,150.56 × 2,923.20
  4. Step 4: Simplify right side
    8,766.59x = 38,441,716.99
  5. Step 5: Solve for x
    x = 38,441,716.99/8,766.59
  6. Step 6: Final answer
    x = 4,385.03

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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.