Home / 3,499.16-5,243.07-2,198.30

Finding the Fourth Proportional to 3,499.16, 5,243.07 and 2,198.30

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Solution

The fourth proportional to 3,499.16, 5,243.07 and 2,198.30 is: 3,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.16 : 5,243.07 = 2,198.30 : x
  2. Step 2: Convert to fraction form
    3,499.16/5,243.07 = 2,198.30/x
  3. Step 3: Cross multiply
    3,499.16x = 5,243.07 × 2,198.30
  4. Step 4: Simplify right side
    3,499.16x = 11,525,840.78
  5. Step 5: Solve for x
    x = 11,525,840.78/3,499.16
  6. Step 6: Final answer
    x = 3,293.89

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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.