Home / 3,936.72-5,903.19-2,293.73

Finding the Fourth Proportional to 3,936.72, 5,903.19 and 2,293.73

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Solution

The fourth proportional to 3,936.72, 5,903.19 and 2,293.73 is: 3,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.72 : 5,903.19 = 2,293.73 : x
  2. Step 2: Convert to fraction form
    3,936.72/5,903.19 = 2,293.73/x
  3. Step 3: Cross multiply
    3,936.72x = 5,903.19 × 2,293.73
  4. Step 4: Simplify right side
    3,936.72x = 13,540,324.00
  5. Step 5: Solve for x
    x = 13,540,324.00/3,936.72
  6. Step 6: Final answer
    x = 3,439.49

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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.