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Finding the Fourth Proportional to 5,770.92, 8,664.07 and 3,903.09

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Solution

The fourth proportional to 5,770.92, 8,664.07 and 3,903.09 is: 5,859.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770.92 : 8,664.07 = 3,903.09 : x
  2. Step 2: Convert to fraction form
    5,770.92/8,664.07 = 3,903.09/x
  3. Step 3: Cross multiply
    5,770.92x = 8,664.07 × 3,903.09
  4. Step 4: Simplify right side
    5,770.92x = 33,816,644.98
  5. Step 5: Solve for x
    x = 33,816,644.98/5,770.92
  6. Step 6: Final answer
    x = 5,859.84

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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.