Home / 3,944.10-5,918.22-1,480.62

Finding the Fourth Proportional to 3,944.10, 5,918.22 and 1,480.62

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Solution

The fourth proportional to 3,944.10, 5,918.22 and 1,480.62 is: 2,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.10 : 5,918.22 = 1,480.62 : x
  2. Step 2: Convert to fraction form
    3,944.10/5,918.22 = 1,480.62/x
  3. Step 3: Cross multiply
    3,944.10x = 5,918.22 × 1,480.62
  4. Step 4: Simplify right side
    3,944.10x = 8,762,634.90
  5. Step 5: Solve for x
    x = 8,762,634.90/3,944.10
  6. Step 6: Final answer
    x = 2,221.71

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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.