Home / 3,419.44-4,716.18-2,160.03

Finding the Fourth Proportional to 3,419.44, 4,716.18 and 2,160.03

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Solution

The fourth proportional to 3,419.44, 4,716.18 and 2,160.03 is: 2,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.44 : 4,716.18 = 2,160.03 : x
  2. Step 2: Convert to fraction form
    3,419.44/4,716.18 = 2,160.03/x
  3. Step 3: Cross multiply
    3,419.44x = 4,716.18 × 2,160.03
  4. Step 4: Simplify right side
    3,419.44x = 10,187,107.97
  5. Step 5: Solve for x
    x = 10,187,107.97/3,419.44
  6. Step 6: Final answer
    x = 2,979.18

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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.