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Finding the Fourth Proportional to 5,866.48, 8,800.55 and 2,168.37

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Solution

The fourth proportional to 5,866.48, 8,800.55 and 2,168.37 is: 3,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.48 : 8,800.55 = 2,168.37 : x
  2. Step 2: Convert to fraction form
    5,866.48/8,800.55 = 2,168.37/x
  3. Step 3: Cross multiply
    5,866.48x = 8,800.55 × 2,168.37
  4. Step 4: Simplify right side
    5,866.48x = 19,082,845.89
  5. Step 5: Solve for x
    x = 19,082,845.89/5,866.48
  6. Step 6: Final answer
    x = 3,252.86

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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.