Home / 3,967.36-5,474.82-2,199.04

Finding the Fourth Proportional to 3,967.36, 5,474.82 and 2,199.04

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Solution

The fourth proportional to 3,967.36, 5,474.82 and 2,199.04 is: 3,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.36 : 5,474.82 = 2,199.04 : x
  2. Step 2: Convert to fraction form
    3,967.36/5,474.82 = 2,199.04/x
  3. Step 3: Cross multiply
    3,967.36x = 5,474.82 × 2,199.04
  4. Step 4: Simplify right side
    3,967.36x = 12,039,348.17
  5. Step 5: Solve for x
    x = 12,039,348.17/3,967.36
  6. Step 6: Final answer
    x = 3,034.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.