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Finding the Fourth Proportional to 3,200.10, 4,796.10 and 2,851.80

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Solution

The fourth proportional to 3,200.10, 4,796.10 and 2,851.80 is: 4,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.10 : 4,796.10 = 2,851.80 : x
  2. Step 2: Convert to fraction form
    3,200.10/4,796.10 = 2,851.80/x
  3. Step 3: Cross multiply
    3,200.10x = 4,796.10 × 2,851.80
  4. Step 4: Simplify right side
    3,200.10x = 13,677,517.98
  5. Step 5: Solve for x
    x = 13,677,517.98/3,200.10
  6. Step 6: Final answer
    x = 4,274.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.