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Finding the Fourth Proportional to 6,198.33, 8,553.54 and 3,509.49

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Solution

The fourth proportional to 6,198.33, 8,553.54 and 3,509.49 is: 4,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.33 : 8,553.54 = 3,509.49 : x
  2. Step 2: Convert to fraction form
    6,198.33/8,553.54 = 3,509.49/x
  3. Step 3: Cross multiply
    6,198.33x = 8,553.54 × 3,509.49
  4. Step 4: Simplify right side
    6,198.33x = 30,018,563.09
  5. Step 5: Solve for x
    x = 30,018,563.09/6,198.33
  6. Step 6: Final answer
    x = 4,843.01

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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.