Home / 5,216.27-7,198.40-3,227.01

Finding the Fourth Proportional to 5,216.27, 7,198.40 and 3,227.01

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Solution

The fourth proportional to 5,216.27, 7,198.40 and 3,227.01 is: 4,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.27 : 7,198.40 = 3,227.01 : x
  2. Step 2: Convert to fraction form
    5,216.27/7,198.40 = 3,227.01/x
  3. Step 3: Cross multiply
    5,216.27x = 7,198.40 × 3,227.01
  4. Step 4: Simplify right side
    5,216.27x = 23,229,292.65
  5. Step 5: Solve for x
    x = 23,229,292.65/5,216.27
  6. Step 6: Final answer
    x = 4,453.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.