Home / 3,396.17-5,092.88-2,161.90

Finding the Fourth Proportional to 3,396.17, 5,092.88 and 2,161.90

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Solution

The fourth proportional to 3,396.17, 5,092.88 and 2,161.90 is: 3,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.17 : 5,092.88 = 2,161.90 : x
  2. Step 2: Convert to fraction form
    3,396.17/5,092.88 = 2,161.90/x
  3. Step 3: Cross multiply
    3,396.17x = 5,092.88 × 2,161.90
  4. Step 4: Simplify right side
    3,396.17x = 11,010,271.81
  5. Step 5: Solve for x
    x = 11,010,271.81/3,396.17
  6. Step 6: Final answer
    x = 3,241.97

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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.