Home / 2,269.39-3,403.92-1,157.75

Finding the Fourth Proportional to 2,269.39, 3,403.92 and 1,157.75

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Solution

The fourth proportional to 2,269.39, 3,403.92 and 1,157.75 is: 1,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.39 : 3,403.92 = 1,157.75 : x
  2. Step 2: Convert to fraction form
    2,269.39/3,403.92 = 1,157.75/x
  3. Step 3: Cross multiply
    2,269.39x = 3,403.92 × 1,157.75
  4. Step 4: Simplify right side
    2,269.39x = 3,940,888.38
  5. Step 5: Solve for x
    x = 3,940,888.38/2,269.39
  6. Step 6: Final answer
    x = 1,736.54

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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.