Home / 2,267.39-3,400.92-1,155.75

Finding the Fourth Proportional to 2,267.39, 3,400.92 and 1,155.75

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Solution

The fourth proportional to 2,267.39, 3,400.92 and 1,155.75 is: 1,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.39 : 3,400.92 = 1,155.75 : x
  2. Step 2: Convert to fraction form
    2,267.39/3,400.92 = 1,155.75/x
  3. Step 3: Cross multiply
    2,267.39x = 3,400.92 × 1,155.75
  4. Step 4: Simplify right side
    2,267.39x = 3,930,613.29
  5. Step 5: Solve for x
    x = 3,930,613.29/2,267.39
  6. Step 6: Final answer
    x = 1,733.54

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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.