Home / 3,408.92-5,112.05-2,022.63

Finding the Fourth Proportional to 3,408.92, 5,112.05 and 2,022.63

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Solution

The fourth proportional to 3,408.92, 5,112.05 and 2,022.63 is: 3,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.92 : 5,112.05 = 2,022.63 : x
  2. Step 2: Convert to fraction form
    3,408.92/5,112.05 = 2,022.63/x
  3. Step 3: Cross multiply
    3,408.92x = 5,112.05 × 2,022.63
  4. Step 4: Simplify right side
    3,408.92x = 10,339,756.41
  5. Step 5: Solve for x
    x = 10,339,756.41/3,408.92
  6. Step 6: Final answer
    x = 3,033.14

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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.