Home / 3,836.55-5,291.76-3,707.97

Finding the Fourth Proportional to 3,836.55, 5,291.76 and 3,707.97

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Solution

The fourth proportional to 3,836.55, 5,291.76 and 3,707.97 is: 5,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.55 : 5,291.76 = 3,707.97 : x
  2. Step 2: Convert to fraction form
    3,836.55/5,291.76 = 3,707.97/x
  3. Step 3: Cross multiply
    3,836.55x = 5,291.76 × 3,707.97
  4. Step 4: Simplify right side
    3,836.55x = 19,621,687.33
  5. Step 5: Solve for x
    x = 19,621,687.33/3,836.55
  6. Step 6: Final answer
    x = 5,114.41

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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.