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Finding the Fourth Proportional to 4,796.88, 7,186.20 and 3,751.98

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Solution

The fourth proportional to 4,796.88, 7,186.20 and 3,751.98 is: 5,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,796.88 : 7,186.20 = 3,751.98 : x
  2. Step 2: Convert to fraction form
    4,796.88/7,186.20 = 3,751.98/x
  3. Step 3: Cross multiply
    4,796.88x = 7,186.20 × 3,751.98
  4. Step 4: Simplify right side
    4,796.88x = 26,962,478.68
  5. Step 5: Solve for x
    x = 26,962,478.68/4,796.88
  6. Step 6: Final answer
    x = 5,620.84

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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.