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Finding the Fourth Proportional to 5,936.56, 8,902.11 and 2,649.69

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Solution

The fourth proportional to 5,936.56, 8,902.11 and 2,649.69 is: 3,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.56 : 8,902.11 = 2,649.69 : x
  2. Step 2: Convert to fraction form
    5,936.56/8,902.11 = 2,649.69/x
  3. Step 3: Cross multiply
    5,936.56x = 8,902.11 × 2,649.69
  4. Step 4: Simplify right side
    5,936.56x = 23,587,831.85
  5. Step 5: Solve for x
    x = 23,587,831.85/5,936.56
  6. Step 6: Final answer
    x = 3,973.32

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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.