Home / 3,198.03-4,788.85-2,705.96

Finding the Fourth Proportional to 3,198.03, 4,788.85 and 2,705.96

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Solution

The fourth proportional to 3,198.03, 4,788.85 and 2,705.96 is: 4,052.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.03 : 4,788.85 = 2,705.96 : x
  2. Step 2: Convert to fraction form
    3,198.03/4,788.85 = 2,705.96/x
  3. Step 3: Cross multiply
    3,198.03x = 4,788.85 × 2,705.96
  4. Step 4: Simplify right side
    3,198.03x = 12,958,412.28
  5. Step 5: Solve for x
    x = 12,958,412.28/3,198.03
  6. Step 6: Final answer
    x = 4,052.00

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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.