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Finding the Fourth Proportional to 11,264.02, 16,891.83 and 3,866.38

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Solution

The fourth proportional to 11,264.02, 16,891.83 and 3,866.38 is: 5,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,264.02 : 16,891.83 = 3,866.38 : x
  2. Step 2: Convert to fraction form
    11,264.02/16,891.83 = 3,866.38/x
  3. Step 3: Cross multiply
    11,264.02x = 16,891.83 × 3,866.38
  4. Step 4: Simplify right side
    11,264.02x = 65,310,233.68
  5. Step 5: Solve for x
    x = 65,310,233.68/11,264.02
  6. Step 6: Final answer
    x = 5,798.13

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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.