Home / 3,170.67-4,373.37-2,049.90

Finding the Fourth Proportional to 3,170.67, 4,373.37 and 2,049.90

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Solution

The fourth proportional to 3,170.67, 4,373.37 and 2,049.90 is: 2,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.67 : 4,373.37 = 2,049.90 : x
  2. Step 2: Convert to fraction form
    3,170.67/4,373.37 = 2,049.90/x
  3. Step 3: Cross multiply
    3,170.67x = 4,373.37 × 2,049.90
  4. Step 4: Simplify right side
    3,170.67x = 8,964,971.16
  5. Step 5: Solve for x
    x = 8,964,971.16/3,170.67
  6. Step 6: Final answer
    x = 2,827.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.