Home / 2,297.91-3,441.38-1,321.96

Finding the Fourth Proportional to 2,297.91, 3,441.38 and 1,321.96

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Solution

The fourth proportional to 2,297.91, 3,441.38 and 1,321.96 is: 1,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.91 : 3,441.38 = 1,321.96 : x
  2. Step 2: Convert to fraction form
    2,297.91/3,441.38 = 1,321.96/x
  3. Step 3: Cross multiply
    2,297.91x = 3,441.38 × 1,321.96
  4. Step 4: Simplify right side
    2,297.91x = 4,549,351.49
  5. Step 5: Solve for x
    x = 4,549,351.49/2,297.91
  6. Step 6: Final answer
    x = 1,979.78

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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.