Home / 10,766.09-16,149.11-2,974.88

Finding the Fourth Proportional to 10,766.09, 16,149.11 and 2,974.88

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Solution

The fourth proportional to 10,766.09, 16,149.11 and 2,974.88 is: 4,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.09 : 16,149.11 = 2,974.88 : x
  2. Step 2: Convert to fraction form
    10,766.09/16,149.11 = 2,974.88/x
  3. Step 3: Cross multiply
    10,766.09x = 16,149.11 × 2,974.88
  4. Step 4: Simplify right side
    10,766.09x = 48,041,568.74
  5. Step 5: Solve for x
    x = 48,041,568.74/10,766.09
  6. Step 6: Final answer
    x = 4,462.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.