Home / 4,165.36-5,745.92-2,671.61

Finding the Fourth Proportional to 4,165.36, 5,745.92 and 2,671.61

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Solution

The fourth proportional to 4,165.36, 5,745.92 and 2,671.61 is: 3,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.36 : 5,745.92 = 2,671.61 : x
  2. Step 2: Convert to fraction form
    4,165.36/5,745.92 = 2,671.61/x
  3. Step 3: Cross multiply
    4,165.36x = 5,745.92 × 2,671.61
  4. Step 4: Simplify right side
    4,165.36x = 15,350,843.97
  5. Step 5: Solve for x
    x = 15,350,843.97/4,165.36
  6. Step 6: Final answer
    x = 3,685.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.