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Finding the Fourth Proportional to 3,764.44, 5,194.02 and 2,649.88

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Solution

The fourth proportional to 3,764.44, 5,194.02 and 2,649.88 is: 3,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.44 : 5,194.02 = 2,649.88 : x
  2. Step 2: Convert to fraction form
    3,764.44/5,194.02 = 2,649.88/x
  3. Step 3: Cross multiply
    3,764.44x = 5,194.02 × 2,649.88
  4. Step 4: Simplify right side
    3,764.44x = 13,763,529.72
  5. Step 5: Solve for x
    x = 13,763,529.72/3,764.44
  6. Step 6: Final answer
    x = 3,656.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.