Home / 10,198.20-15,297.30-3,273.40

Finding the Fourth Proportional to 10,198.20, 15,297.30 and 3,273.40

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Solution

The fourth proportional to 10,198.20, 15,297.30 and 3,273.40 is: 4,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198.20 : 15,297.30 = 3,273.40 : x
  2. Step 2: Convert to fraction form
    10,198.20/15,297.30 = 3,273.40/x
  3. Step 3: Cross multiply
    10,198.20x = 15,297.30 × 3,273.40
  4. Step 4: Simplify right side
    10,198.20x = 50,074,181.82
  5. Step 5: Solve for x
    x = 50,074,181.82/10,198.20
  6. Step 6: Final answer
    x = 4,910.10

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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.