Home / 11,742.89-17,614.19-2,858.27

Finding the Fourth Proportional to 11,742.89, 17,614.19 and 2,858.27

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Solution

The fourth proportional to 11,742.89, 17,614.19 and 2,858.27 is: 4,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.89 : 17,614.19 = 2,858.27 : x
  2. Step 2: Convert to fraction form
    11,742.89/17,614.19 = 2,858.27/x
  3. Step 3: Cross multiply
    11,742.89x = 17,614.19 × 2,858.27
  4. Step 4: Simplify right side
    11,742.89x = 50,346,110.85
  5. Step 5: Solve for x
    x = 50,346,110.85/11,742.89
  6. Step 6: Final answer
    x = 4,287.37

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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.