Home / 3,270.38-4,513.04-1,778.27

Finding the Fourth Proportional to 3,270.38, 4,513.04 and 1,778.27

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Solution

The fourth proportional to 3,270.38, 4,513.04 and 1,778.27 is: 2,453.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.38 : 4,513.04 = 1,778.27 : x
  2. Step 2: Convert to fraction form
    3,270.38/4,513.04 = 1,778.27/x
  3. Step 3: Cross multiply
    3,270.38x = 4,513.04 × 1,778.27
  4. Step 4: Simplify right side
    3,270.38x = 8,025,372.18
  5. Step 5: Solve for x
    x = 8,025,372.18/3,270.38
  6. Step 6: Final answer
    x = 2,453.96

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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.