Home / 10,773.86-16,161.78-2,982.74

Finding the Fourth Proportional to 10,773.86, 16,161.78 and 2,982.74

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Solution

The fourth proportional to 10,773.86, 16,161.78 and 2,982.74 is: 4,474.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,773.86 : 16,161.78 = 2,982.74 : x
  2. Step 2: Convert to fraction form
    10,773.86/16,161.78 = 2,982.74/x
  3. Step 3: Cross multiply
    10,773.86x = 16,161.78 × 2,982.74
  4. Step 4: Simplify right side
    10,773.86x = 48,206,387.68
  5. Step 5: Solve for x
    x = 48,206,387.68/10,773.86
  6. Step 6: Final answer
    x = 4,474.38

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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.