Home / 3,002.91-4,144.04-1,676.72

Finding the Fourth Proportional to 3,002.91, 4,144.04 and 1,676.72

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Solution

The fourth proportional to 3,002.91, 4,144.04 and 1,676.72 is: 2,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.91 : 4,144.04 = 1,676.72 : x
  2. Step 2: Convert to fraction form
    3,002.91/4,144.04 = 1,676.72/x
  3. Step 3: Cross multiply
    3,002.91x = 4,144.04 × 1,676.72
  4. Step 4: Simplify right side
    3,002.91x = 6,948,365.65
  5. Step 5: Solve for x
    x = 6,948,365.65/3,002.91
  6. Step 6: Final answer
    x = 2,313.88

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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.