Home / 6,145.98-9,219.44-2,198.09

Finding the Fourth Proportional to 6,145.98, 9,219.44 and 2,198.09

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Solution

The fourth proportional to 6,145.98, 9,219.44 and 2,198.09 is: 3,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.98 : 9,219.44 = 2,198.09 : x
  2. Step 2: Convert to fraction form
    6,145.98/9,219.44 = 2,198.09/x
  3. Step 3: Cross multiply
    6,145.98x = 9,219.44 × 2,198.09
  4. Step 4: Simplify right side
    6,145.98x = 20,265,101.78
  5. Step 5: Solve for x
    x = 20,265,101.78/6,145.98
  6. Step 6: Final answer
    x = 3,297.29

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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.