Home / 3,396.89-5,096.77-2,166.70

Finding the Fourth Proportional to 3,396.89, 5,096.77 and 2,166.70

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Solution

The fourth proportional to 3,396.89, 5,096.77 and 2,166.70 is: 3,250.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.89 : 5,096.77 = 2,166.70 : x
  2. Step 2: Convert to fraction form
    3,396.89/5,096.77 = 2,166.70/x
  3. Step 3: Cross multiply
    3,396.89x = 5,096.77 × 2,166.70
  4. Step 4: Simplify right side
    3,396.89x = 11,043,171.56
  5. Step 5: Solve for x
    x = 11,043,171.56/3,396.89
  6. Step 6: Final answer
    x = 3,250.97

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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.