Home / 3,833.82-5,290.47-2,262.06

Finding the Fourth Proportional to 3,833.82, 5,290.47 and 2,262.06

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Solution

The fourth proportional to 3,833.82, 5,290.47 and 2,262.06 is: 3,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.82 : 5,290.47 = 2,262.06 : x
  2. Step 2: Convert to fraction form
    3,833.82/5,290.47 = 2,262.06/x
  3. Step 3: Cross multiply
    3,833.82x = 5,290.47 × 2,262.06
  4. Step 4: Simplify right side
    3,833.82x = 11,967,360.57
  5. Step 5: Solve for x
    x = 11,967,360.57/3,833.82
  6. Step 6: Final answer
    x = 3,121.52

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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.