Home / 3,453.44-5,155.54-3,331.94

Finding the Fourth Proportional to 3,453.44, 5,155.54 and 3,331.94

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Solution

The fourth proportional to 3,453.44, 5,155.54 and 3,331.94 is: 4,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.44 : 5,155.54 = 3,331.94 : x
  2. Step 2: Convert to fraction form
    3,453.44/5,155.54 = 3,331.94/x
  3. Step 3: Cross multiply
    3,453.44x = 5,155.54 × 3,331.94
  4. Step 4: Simplify right side
    3,453.44x = 17,177,949.95
  5. Step 5: Solve for x
    x = 17,177,949.95/3,453.44
  6. Step 6: Final answer
    x = 4,974.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.