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Finding the Fourth Proportional to 5,866.60, 8,799.48 and 2,168.14

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Solution

The fourth proportional to 5,866.60, 8,799.48 and 2,168.14 is: 3,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.60 : 8,799.48 = 2,168.14 : x
  2. Step 2: Convert to fraction form
    5,866.60/8,799.48 = 2,168.14/x
  3. Step 3: Cross multiply
    5,866.60x = 8,799.48 × 2,168.14
  4. Step 4: Simplify right side
    5,866.60x = 19,078,504.57
  5. Step 5: Solve for x
    x = 19,078,504.57/5,866.60
  6. Step 6: Final answer
    x = 3,252.05

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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.