Home / 11,628.88-17,443.17-2,863.87

Finding the Fourth Proportional to 11,628.88, 17,443.17 and 2,863.87

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Solution

The fourth proportional to 11,628.88, 17,443.17 and 2,863.87 is: 4,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.88 : 17,443.17 = 2,863.87 : x
  2. Step 2: Convert to fraction form
    11,628.88/17,443.17 = 2,863.87/x
  3. Step 3: Cross multiply
    11,628.88x = 17,443.17 × 2,863.87
  4. Step 4: Simplify right side
    11,628.88x = 49,954,971.27
  5. Step 5: Solve for x
    x = 49,954,971.27/11,628.88
  6. Step 6: Final answer
    x = 4,295.77

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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.