Home / 3,371.10-4,667.67-3,198.30

Finding the Fourth Proportional to 3,371.10, 4,667.67 and 3,198.30

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Solution

The fourth proportional to 3,371.10, 4,667.67 and 3,198.30 is: 4,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.10 : 4,667.67 = 3,198.30 : x
  2. Step 2: Convert to fraction form
    3,371.10/4,667.67 = 3,198.30/x
  3. Step 3: Cross multiply
    3,371.10x = 4,667.67 × 3,198.30
  4. Step 4: Simplify right side
    3,371.10x = 14,928,608.96
  5. Step 5: Solve for x
    x = 14,928,608.96/3,371.10
  6. Step 6: Final answer
    x = 4,428.41

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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.