Home / 5,540.86-8,311.27-2,253.18

Finding the Fourth Proportional to 5,540.86, 8,311.27 and 2,253.18

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Solution

The fourth proportional to 5,540.86, 8,311.27 and 2,253.18 is: 3,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.86 : 8,311.27 = 2,253.18 : x
  2. Step 2: Convert to fraction form
    5,540.86/8,311.27 = 2,253.18/x
  3. Step 3: Cross multiply
    5,540.86x = 8,311.27 × 2,253.18
  4. Step 4: Simplify right side
    5,540.86x = 18,726,787.34
  5. Step 5: Solve for x
    x = 18,726,787.34/5,540.86
  6. Step 6: Final answer
    x = 3,379.76

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1.5x scale

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.