Home / 3,836.88-5,749.56-2,743.56

Finding the Fourth Proportional to 3,836.88, 5,749.56 and 2,743.56

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Solution

The fourth proportional to 3,836.88, 5,749.56 and 2,743.56 is: 4,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.88 : 5,749.56 = 2,743.56 : x
  2. Step 2: Convert to fraction form
    3,836.88/5,749.56 = 2,743.56/x
  3. Step 3: Cross multiply
    3,836.88x = 5,749.56 × 2,743.56
  4. Step 4: Simplify right side
    3,836.88x = 15,774,262.83
  5. Step 5: Solve for x
    x = 15,774,262.83/3,836.88
  6. Step 6: Final answer
    x = 4,111.22

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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.