Home / 5,714.50-8,571.52-2,203.91

Finding the Fourth Proportional to 5,714.50, 8,571.52 and 2,203.91

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Solution

The fourth proportional to 5,714.50, 8,571.52 and 2,203.91 is: 3,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,714.50 : 8,571.52 = 2,203.91 : x
  2. Step 2: Convert to fraction form
    5,714.50/8,571.52 = 2,203.91/x
  3. Step 3: Cross multiply
    5,714.50x = 8,571.52 × 2,203.91
  4. Step 4: Simplify right side
    5,714.50x = 18,890,850.68
  5. Step 5: Solve for x
    x = 18,890,850.68/5,714.50
  6. Step 6: Final answer
    x = 3,305.78

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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.