Home / 3,277.76-4,523.14-1,861.41

Finding the Fourth Proportional to 3,277.76, 4,523.14 and 1,861.41

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Solution

The fourth proportional to 3,277.76, 4,523.14 and 1,861.41 is: 2,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.76 : 4,523.14 = 1,861.41 : x
  2. Step 2: Convert to fraction form
    3,277.76/4,523.14 = 1,861.41/x
  3. Step 3: Cross multiply
    3,277.76x = 4,523.14 × 1,861.41
  4. Step 4: Simplify right side
    3,277.76x = 8,419,418.03
  5. Step 5: Solve for x
    x = 8,419,418.03/3,277.76
  6. Step 6: Final answer
    x = 2,568.65

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Why These Related Problems?

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