Home / 10,231.88-14,119.83-5,694.48

Finding the Fourth Proportional to 10,231.88, 14,119.83 and 5,694.48

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Solution

The fourth proportional to 10,231.88, 14,119.83 and 5,694.48 is: 7,858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.88 : 14,119.83 = 5,694.48 : x
  2. Step 2: Convert to fraction form
    10,231.88/14,119.83 = 5,694.48/x
  3. Step 3: Cross multiply
    10,231.88x = 14,119.83 × 5,694.48
  4. Step 4: Simplify right side
    10,231.88x = 80,405,089.54
  5. Step 5: Solve for x
    x = 80,405,089.54/10,231.88
  6. Step 6: Final answer
    x = 7,858.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.