Home / 3,093.49-4,266.61-2,739.79

Finding the Fourth Proportional to 3,093.49, 4,266.61 and 2,739.79

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Solution

The fourth proportional to 3,093.49, 4,266.61 and 2,739.79 is: 3,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.49 : 4,266.61 = 2,739.79 : x
  2. Step 2: Convert to fraction form
    3,093.49/4,266.61 = 2,739.79/x
  3. Step 3: Cross multiply
    3,093.49x = 4,266.61 × 2,739.79
  4. Step 4: Simplify right side
    3,093.49x = 11,689,615.41
  5. Step 5: Solve for x
    x = 11,689,615.41/3,093.49
  6. Step 6: Final answer
    x = 3,778.78

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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.