Home / 3,851.82-5,766.39-2,386.26

Finding the Fourth Proportional to 3,851.82, 5,766.39 and 2,386.26

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Solution

The fourth proportional to 3,851.82, 5,766.39 and 2,386.26 is: 3,572.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.82 : 5,766.39 = 2,386.26 : x
  2. Step 2: Convert to fraction form
    3,851.82/5,766.39 = 2,386.26/x
  3. Step 3: Cross multiply
    3,851.82x = 5,766.39 × 2,386.26
  4. Step 4: Simplify right side
    3,851.82x = 13,760,105.80
  5. Step 5: Solve for x
    x = 13,760,105.80/3,851.82
  6. Step 6: Final answer
    x = 3,572.36

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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.