Home / 3,331.82-4,993.94-1,480.16

Finding the Fourth Proportional to 3,331.82, 4,993.94 and 1,480.16

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Solution

The fourth proportional to 3,331.82, 4,993.94 and 1,480.16 is: 2,218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.82 : 4,993.94 = 1,480.16 : x
  2. Step 2: Convert to fraction form
    3,331.82/4,993.94 = 1,480.16/x
  3. Step 3: Cross multiply
    3,331.82x = 4,993.94 × 1,480.16
  4. Step 4: Simplify right side
    3,331.82x = 7,391,830.23
  5. Step 5: Solve for x
    x = 7,391,830.23/3,331.82
  6. Step 6: Final answer
    x = 2,218.56

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1.5x scale

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.