Home / 3,908.43-5,856.15-2,751.75

Finding the Fourth Proportional to 3,908.43, 5,856.15 and 2,751.75

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Solution

The fourth proportional to 3,908.43, 5,856.15 and 2,751.75 is: 4,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.43 : 5,856.15 = 2,751.75 : x
  2. Step 2: Convert to fraction form
    3,908.43/5,856.15 = 2,751.75/x
  3. Step 3: Cross multiply
    3,908.43x = 5,856.15 × 2,751.75
  4. Step 4: Simplify right side
    3,908.43x = 16,114,660.76
  5. Step 5: Solve for x
    x = 16,114,660.76/3,908.43
  6. Step 6: Final answer
    x = 4,123.05

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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.