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Finding the Fourth Proportional to 5,868.25, 8,794.41 and 2,166.91

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Solution

The fourth proportional to 5,868.25, 8,794.41 and 2,166.91 is: 3,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.25 : 8,794.41 = 2,166.91 : x
  2. Step 2: Convert to fraction form
    5,868.25/8,794.41 = 2,166.91/x
  3. Step 3: Cross multiply
    5,868.25x = 8,794.41 × 2,166.91
  4. Step 4: Simplify right side
    5,868.25x = 19,056,694.97
  5. Step 5: Solve for x
    x = 19,056,694.97/5,868.25
  6. Step 6: Final answer
    x = 3,247.42

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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.