Home / 5,490.88-8,237.22-2,027.86

Finding the Fourth Proportional to 5,490.88, 8,237.22 and 2,027.86

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Solution

The fourth proportional to 5,490.88, 8,237.22 and 2,027.86 is: 3,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.88 : 8,237.22 = 2,027.86 : x
  2. Step 2: Convert to fraction form
    5,490.88/8,237.22 = 2,027.86/x
  3. Step 3: Cross multiply
    5,490.88x = 8,237.22 × 2,027.86
  4. Step 4: Simplify right side
    5,490.88x = 16,703,928.95
  5. Step 5: Solve for x
    x = 16,703,928.95/5,490.88
  6. Step 6: Final answer
    x = 3,042.12

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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.