Home / 3,906.18-5,856.05-1,825.15

Finding the Fourth Proportional to 3,906.18, 5,856.05 and 1,825.15

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Solution

The fourth proportional to 3,906.18, 5,856.05 and 1,825.15 is: 2,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906.18 : 5,856.05 = 1,825.15 : x
  2. Step 2: Convert to fraction form
    3,906.18/5,856.05 = 1,825.15/x
  3. Step 3: Cross multiply
    3,906.18x = 5,856.05 × 1,825.15
  4. Step 4: Simplify right side
    3,906.18x = 10,688,169.66
  5. Step 5: Solve for x
    x = 10,688,169.66/3,906.18
  6. Step 6: Final answer
    x = 2,736.22

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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.