Home / 2,791.18-3,851.92-1,532.34

Finding the Fourth Proportional to 2,791.18, 3,851.92 and 1,532.34

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Solution

The fourth proportional to 2,791.18, 3,851.92 and 1,532.34 is: 2,114.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.18 : 3,851.92 = 1,532.34 : x
  2. Step 2: Convert to fraction form
    2,791.18/3,851.92 = 1,532.34/x
  3. Step 3: Cross multiply
    2,791.18x = 3,851.92 × 1,532.34
  4. Step 4: Simplify right side
    2,791.18x = 5,902,453.01
  5. Step 5: Solve for x
    x = 5,902,453.01/2,791.18
  6. Step 6: Final answer
    x = 2,114.68

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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.