Home / 11,899.33-17,849.03-3,579.39

Finding the Fourth Proportional to 11,899.33, 17,849.03 and 3,579.39

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Solution

The fourth proportional to 11,899.33, 17,849.03 and 3,579.39 is: 5,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.33 : 17,849.03 = 3,579.39 : x
  2. Step 2: Convert to fraction form
    11,899.33/17,849.03 = 3,579.39/x
  3. Step 3: Cross multiply
    11,899.33x = 17,849.03 × 3,579.39
  4. Step 4: Simplify right side
    11,899.33x = 63,888,651.80
  5. Step 5: Solve for x
    x = 63,888,651.80/11,899.33
  6. Step 6: Final answer
    x = 5,369.10

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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.