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Finding the Fourth Proportional to 5,906.67, 8,863.88 and 2,208.93

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Solution

The fourth proportional to 5,906.67, 8,863.88 and 2,208.93 is: 3,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.67 : 8,863.88 = 2,208.93 : x
  2. Step 2: Convert to fraction form
    5,906.67/8,863.88 = 2,208.93/x
  3. Step 3: Cross multiply
    5,906.67x = 8,863.88 × 2,208.93
  4. Step 4: Simplify right side
    5,906.67x = 19,579,679.40
  5. Step 5: Solve for x
    x = 19,579,679.40/5,906.67
  6. Step 6: Final answer
    x = 3,314.84

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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.