Home / 3,906.15-5,856.78-1,825.26

Finding the Fourth Proportional to 3,906.15, 5,856.78 and 1,825.26

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Solution

The fourth proportional to 3,906.15, 5,856.78 and 1,825.26 is: 2,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906.15 : 5,856.78 = 1,825.26 : x
  2. Step 2: Convert to fraction form
    3,906.15/5,856.78 = 1,825.26/x
  3. Step 3: Cross multiply
    3,906.15x = 5,856.78 × 1,825.26
  4. Step 4: Simplify right side
    3,906.15x = 10,690,146.26
  5. Step 5: Solve for x
    x = 10,690,146.26/3,906.15
  6. Step 6: Final answer
    x = 2,736.75

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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.