Home / 2,537.70-3,806.60-1,150.78

Finding the Fourth Proportional to 2,537.70, 3,806.60 and 1,150.78

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Solution

The fourth proportional to 2,537.70, 3,806.60 and 1,150.78 is: 1,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.70 : 3,806.60 = 1,150.78 : x
  2. Step 2: Convert to fraction form
    2,537.70/3,806.60 = 1,150.78/x
  3. Step 3: Cross multiply
    2,537.70x = 3,806.60 × 1,150.78
  4. Step 4: Simplify right side
    2,537.70x = 4,380,559.15
  5. Step 5: Solve for x
    x = 4,380,559.15/2,537.70
  6. Step 6: Final answer
    x = 1,726.19

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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.