Home / 4,147.96-6,221.94-1,373.88

Finding the Fourth Proportional to 4,147.96, 6,221.94 and 1,373.88

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Solution

The fourth proportional to 4,147.96, 6,221.94 and 1,373.88 is: 2,060.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.96 : 6,221.94 = 1,373.88 : x
  2. Step 2: Convert to fraction form
    4,147.96/6,221.94 = 1,373.88/x
  3. Step 3: Cross multiply
    4,147.96x = 6,221.94 × 1,373.88
  4. Step 4: Simplify right side
    4,147.96x = 8,548,198.93
  5. Step 5: Solve for x
    x = 8,548,198.93/4,147.96
  6. Step 6: Final answer
    x = 2,060.82

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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.