Home / 3,399.94-5,099.91-2,166.11

Finding the Fourth Proportional to 3,399.94, 5,099.91 and 2,166.11

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Solution

The fourth proportional to 3,399.94, 5,099.91 and 2,166.11 is: 3,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.94 : 5,099.91 = 2,166.11 : x
  2. Step 2: Convert to fraction form
    3,399.94/5,099.91 = 2,166.11/x
  3. Step 3: Cross multiply
    3,399.94x = 5,099.91 × 2,166.11
  4. Step 4: Simplify right side
    3,399.94x = 11,046,940.55
  5. Step 5: Solve for x
    x = 11,046,940.55/3,399.94
  6. Step 6: Final answer
    x = 3,249.16

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Similar ratio
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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.