Home / 3,858.82-5,760.29-3,391.74

Finding the Fourth Proportional to 3,858.82, 5,760.29 and 3,391.74

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Solution

The fourth proportional to 3,858.82, 5,760.29 and 3,391.74 is: 5,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.82 : 5,760.29 = 3,391.74 : x
  2. Step 2: Convert to fraction form
    3,858.82/5,760.29 = 3,391.74/x
  3. Step 3: Cross multiply
    3,858.82x = 5,760.29 × 3,391.74
  4. Step 4: Simplify right side
    3,858.82x = 19,537,414.48
  5. Step 5: Solve for x
    x = 19,537,414.48/3,858.82
  6. Step 6: Final answer
    x = 5,063.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.