Home / 2,766.86-3,811.59-2,324.78

Finding the Fourth Proportional to 2,766.86, 3,811.59 and 2,324.78

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Solution

The fourth proportional to 2,766.86, 3,811.59 and 2,324.78 is: 3,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.86 : 3,811.59 = 2,324.78 : x
  2. Step 2: Convert to fraction form
    2,766.86/3,811.59 = 2,324.78/x
  3. Step 3: Cross multiply
    2,766.86x = 3,811.59 × 2,324.78
  4. Step 4: Simplify right side
    2,766.86x = 8,861,108.20
  5. Step 5: Solve for x
    x = 8,861,108.20/2,766.86
  6. Step 6: Final answer
    x = 3,202.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.