Home / 2,167.44-3,252.38-1,072.86

Finding the Fourth Proportional to 2,167.44, 3,252.38 and 1,072.86

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Solution

The fourth proportional to 2,167.44, 3,252.38 and 1,072.86 is: 1,609.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.44 : 3,252.38 = 1,072.86 : x
  2. Step 2: Convert to fraction form
    2,167.44/3,252.38 = 1,072.86/x
  3. Step 3: Cross multiply
    2,167.44x = 3,252.38 × 1,072.86
  4. Step 4: Simplify right side
    2,167.44x = 3,489,343.04
  5. Step 5: Solve for x
    x = 3,489,343.04/2,167.44
  6. Step 6: Final answer
    x = 1,609.89

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1.5x scale

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.