Home / 3,741.26-5,610.60-1,275.48

Finding the Fourth Proportional to 3,741.26, 5,610.60 and 1,275.48

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Solution

The fourth proportional to 3,741.26, 5,610.60 and 1,275.48 is: 1,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.26 : 5,610.60 = 1,275.48 : x
  2. Step 2: Convert to fraction form
    3,741.26/5,610.60 = 1,275.48/x
  3. Step 3: Cross multiply
    3,741.26x = 5,610.60 × 1,275.48
  4. Step 4: Simplify right side
    3,741.26x = 7,156,208.09
  5. Step 5: Solve for x
    x = 7,156,208.09/3,741.26
  6. Step 6: Final answer
    x = 1,912.78

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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.