Home / 3,083.49-4,252.82-2,729.79

Finding the Fourth Proportional to 3,083.49, 4,252.82 and 2,729.79

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Solution

The fourth proportional to 3,083.49, 4,252.82 and 2,729.79 is: 3,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.49 : 4,252.82 = 2,729.79 : x
  2. Step 2: Convert to fraction form
    3,083.49/4,252.82 = 2,729.79/x
  3. Step 3: Cross multiply
    3,083.49x = 4,252.82 × 2,729.79
  4. Step 4: Simplify right side
    3,083.49x = 11,609,291.86
  5. Step 5: Solve for x
    x = 11,609,291.86/3,083.49
  6. Step 6: Final answer
    x = 3,764.98

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1.5x scale

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.