Home / 5,542.86-8,310.65-2,255.07

Finding the Fourth Proportional to 5,542.86, 8,310.65 and 2,255.07

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Solution

The fourth proportional to 5,542.86, 8,310.65 and 2,255.07 is: 3,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.86 : 8,310.65 = 2,255.07 : x
  2. Step 2: Convert to fraction form
    5,542.86/8,310.65 = 2,255.07/x
  3. Step 3: Cross multiply
    5,542.86x = 8,310.65 × 2,255.07
  4. Step 4: Simplify right side
    5,542.86x = 18,741,086.22
  5. Step 5: Solve for x
    x = 18,741,086.22/5,542.86
  6. Step 6: Final answer
    x = 3,381.12

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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.