Home / 3,198.82-4,798.63-1,250.77

Finding the Fourth Proportional to 3,198.82, 4,798.63 and 1,250.77

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Solution

The fourth proportional to 3,198.82, 4,798.63 and 1,250.77 is: 1,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.82 : 4,798.63 = 1,250.77 : x
  2. Step 2: Convert to fraction form
    3,198.82/4,798.63 = 1,250.77/x
  3. Step 3: Cross multiply
    3,198.82x = 4,798.63 × 1,250.77
  4. Step 4: Simplify right side
    3,198.82x = 6,001,965.75
  5. Step 5: Solve for x
    x = 6,001,965.75/3,198.82
  6. Step 6: Final answer
    x = 1,876.31

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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.