Home / 3,469.29-5,206.44-1,361.22

Finding the Fourth Proportional to 3,469.29, 5,206.44 and 1,361.22

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Solution

The fourth proportional to 3,469.29, 5,206.44 and 1,361.22 is: 2,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.29 : 5,206.44 = 1,361.22 : x
  2. Step 2: Convert to fraction form
    3,469.29/5,206.44 = 1,361.22/x
  3. Step 3: Cross multiply
    3,469.29x = 5,206.44 × 1,361.22
  4. Step 4: Simplify right side
    3,469.29x = 7,087,110.26
  5. Step 5: Solve for x
    x = 7,087,110.26/3,469.29
  6. Step 6: Final answer
    x = 2,042.81

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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.