Home / 3,749.27-5,129.02-3,733.47

Finding the Fourth Proportional to 3,749.27, 5,129.02 and 3,733.47

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Solution

The fourth proportional to 3,749.27, 5,129.02 and 3,733.47 is: 5,107.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.27 : 5,129.02 = 3,733.47 : x
  2. Step 2: Convert to fraction form
    3,749.27/5,129.02 = 3,733.47/x
  3. Step 3: Cross multiply
    3,749.27x = 5,129.02 × 3,733.47
  4. Step 4: Simplify right side
    3,749.27x = 19,149,046.97
  5. Step 5: Solve for x
    x = 19,149,046.97/3,749.27
  6. Step 6: Final answer
    x = 5,107.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.