Home / 3,169.06-4,745.39-2,816.42

Finding the Fourth Proportional to 3,169.06, 4,745.39 and 2,816.42

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Solution

The fourth proportional to 3,169.06, 4,745.39 and 2,816.42 is: 4,217.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.06 : 4,745.39 = 2,816.42 : x
  2. Step 2: Convert to fraction form
    3,169.06/4,745.39 = 2,816.42/x
  3. Step 3: Cross multiply
    3,169.06x = 4,745.39 × 2,816.42
  4. Step 4: Simplify right side
    3,169.06x = 13,364,973.49
  5. Step 5: Solve for x
    x = 13,364,973.49/3,169.06
  6. Step 6: Final answer
    x = 4,217.33

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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.