Home / 6,359.12-9,537.96-2,198.80

Finding the Fourth Proportional to 6,359.12, 9,537.96 and 2,198.80

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Solution

The fourth proportional to 6,359.12, 9,537.96 and 2,198.80 is: 3,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.12 : 9,537.96 = 2,198.80 : x
  2. Step 2: Convert to fraction form
    6,359.12/9,537.96 = 2,198.80/x
  3. Step 3: Cross multiply
    6,359.12x = 9,537.96 × 2,198.80
  4. Step 4: Simplify right side
    6,359.12x = 20,972,066.45
  5. Step 5: Solve for x
    x = 20,972,066.45/6,359.12
  6. Step 6: Final answer
    x = 3,297.95

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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.