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Finding the Fourth Proportional to 5,866.22, 8,793.16 and 2,166.08

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Solution

The fourth proportional to 5,866.22, 8,793.16 and 2,166.08 is: 3,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.22 : 8,793.16 = 2,166.08 : x
  2. Step 2: Convert to fraction form
    5,866.22/8,793.16 = 2,166.08/x
  3. Step 3: Cross multiply
    5,866.22x = 8,793.16 × 2,166.08
  4. Step 4: Simplify right side
    5,866.22x = 19,046,638.63
  5. Step 5: Solve for x
    x = 19,046,638.63/5,866.22
  6. Step 6: Final answer
    x = 3,246.83

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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.