Home / 3,096.20-4,644.30-2,858.60

Finding the Fourth Proportional to 3,096.20, 4,644.30 and 2,858.60

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Solution

The fourth proportional to 3,096.20, 4,644.30 and 2,858.60 is: 4,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.20 : 4,644.30 = 2,858.60 : x
  2. Step 2: Convert to fraction form
    3,096.20/4,644.30 = 2,858.60/x
  3. Step 3: Cross multiply
    3,096.20x = 4,644.30 × 2,858.60
  4. Step 4: Simplify right side
    3,096.20x = 13,276,195.98
  5. Step 5: Solve for x
    x = 13,276,195.98/3,096.20
  6. Step 6: Final answer
    x = 4,287.90

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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.