Home / 3,739.41-5,609.85-1,273.56

Finding the Fourth Proportional to 3,739.41, 5,609.85 and 1,273.56

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Solution

The fourth proportional to 3,739.41, 5,609.85 and 1,273.56 is: 1,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.41 : 5,609.85 = 1,273.56 : x
  2. Step 2: Convert to fraction form
    3,739.41/5,609.85 = 1,273.56/x
  3. Step 3: Cross multiply
    3,739.41x = 5,609.85 × 1,273.56
  4. Step 4: Simplify right side
    3,739.41x = 7,144,480.57
  5. Step 5: Solve for x
    x = 7,144,480.57/3,739.41
  6. Step 6: Final answer
    x = 1,910.59

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1.5x scale

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.