Home / 5,149.33-7,106.09-2,791.49

Finding the Fourth Proportional to 5,149.33, 7,106.09 and 2,791.49

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Solution

The fourth proportional to 5,149.33, 7,106.09 and 2,791.49 is: 3,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.33 : 7,106.09 = 2,791.49 : x
  2. Step 2: Convert to fraction form
    5,149.33/7,106.09 = 2,791.49/x
  3. Step 3: Cross multiply
    5,149.33x = 7,106.09 × 2,791.49
  4. Step 4: Simplify right side
    5,149.33x = 19,836,529.69
  5. Step 5: Solve for x
    x = 19,836,529.69/5,149.33
  6. Step 6: Final answer
    x = 3,852.26

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