Home / 11,884.27-17,825.04-3,119.87

Finding the Fourth Proportional to 11,884.27, 17,825.04 and 3,119.87

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Solution

The fourth proportional to 11,884.27, 17,825.04 and 3,119.87 is: 4,679.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.27 : 17,825.04 = 3,119.87 : x
  2. Step 2: Convert to fraction form
    11,884.27/17,825.04 = 3,119.87/x
  3. Step 3: Cross multiply
    11,884.27x = 17,825.04 × 3,119.87
  4. Step 4: Simplify right side
    11,884.27x = 55,611,743.07
  5. Step 5: Solve for x
    x = 55,611,743.07/11,884.27
  6. Step 6: Final answer
    x = 4,679.44

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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.