Home / 3,399.57-5,099.76-2,850.39

Finding the Fourth Proportional to 3,399.57, 5,099.76 and 2,850.39

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Solution

The fourth proportional to 3,399.57, 5,099.76 and 2,850.39 is: 4,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.57 : 5,099.76 = 2,850.39 : x
  2. Step 2: Convert to fraction form
    3,399.57/5,099.76 = 2,850.39/x
  3. Step 3: Cross multiply
    3,399.57x = 5,099.76 × 2,850.39
  4. Step 4: Simplify right side
    3,399.57x = 14,536,304.91
  5. Step 5: Solve for x
    x = 14,536,304.91/3,399.57
  6. Step 6: Final answer
    x = 4,275.92

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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.