Home / 11,896.05-17,844.36-3,998.68

Finding the Fourth Proportional to 11,896.05, 17,844.36 and 3,998.68

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Solution

The fourth proportional to 11,896.05, 17,844.36 and 3,998.68 is: 5,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.05 : 17,844.36 = 3,998.68 : x
  2. Step 2: Convert to fraction form
    11,896.05/17,844.36 = 3,998.68/x
  3. Step 3: Cross multiply
    11,896.05x = 17,844.36 × 3,998.68
  4. Step 4: Simplify right side
    11,896.05x = 71,353,885.44
  5. Step 5: Solve for x
    x = 71,353,885.44/11,896.05
  6. Step 6: Final answer
    x = 5,998.12

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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.