Home / 2,729.70-4,096.17-2,086.02

Finding the Fourth Proportional to 2,729.70, 4,096.17 and 2,086.02

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Solution

The fourth proportional to 2,729.70, 4,096.17 and 2,086.02 is: 3,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.70 : 4,096.17 = 2,086.02 : x
  2. Step 2: Convert to fraction form
    2,729.70/4,096.17 = 2,086.02/x
  3. Step 3: Cross multiply
    2,729.70x = 4,096.17 × 2,086.02
  4. Step 4: Simplify right side
    2,729.70x = 8,544,692.54
  5. Step 5: Solve for x
    x = 8,544,692.54/2,729.70
  6. Step 6: Final answer
    x = 3,130.27

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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.