Home / 4,002.75-6,003.99-1,229.31

Finding the Fourth Proportional to 4,002.75, 6,003.99 and 1,229.31

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Solution

The fourth proportional to 4,002.75, 6,003.99 and 1,229.31 is: 1,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.75 : 6,003.99 = 1,229.31 : x
  2. Step 2: Convert to fraction form
    4,002.75/6,003.99 = 1,229.31/x
  3. Step 3: Cross multiply
    4,002.75x = 6,003.99 × 1,229.31
  4. Step 4: Simplify right side
    4,002.75x = 7,380,764.95
  5. Step 5: Solve for x
    x = 7,380,764.95/4,002.75
  6. Step 6: Final answer
    x = 1,843.92

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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.