Home / 11,098.47-16,643.81-3,198.88

Finding the Fourth Proportional to 11,098.47, 16,643.81 and 3,198.88

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Solution

The fourth proportional to 11,098.47, 16,643.81 and 3,198.88 is: 4,797.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.47 : 16,643.81 = 3,198.88 : x
  2. Step 2: Convert to fraction form
    11,098.47/16,643.81 = 3,198.88/x
  3. Step 3: Cross multiply
    11,098.47x = 16,643.81 × 3,198.88
  4. Step 4: Simplify right side
    11,098.47x = 53,241,493.33
  5. Step 5: Solve for x
    x = 53,241,493.33/11,098.47
  6. Step 6: Final answer
    x = 4,797.19

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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.