Home / 3,982.02-5,977.35-2,517.54

Finding the Fourth Proportional to 3,982.02, 5,977.35 and 2,517.54

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Solution

The fourth proportional to 3,982.02, 5,977.35 and 2,517.54 is: 3,779.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.02 : 5,977.35 = 2,517.54 : x
  2. Step 2: Convert to fraction form
    3,982.02/5,977.35 = 2,517.54/x
  3. Step 3: Cross multiply
    3,982.02x = 5,977.35 × 2,517.54
  4. Step 4: Simplify right side
    3,982.02x = 15,048,217.72
  5. Step 5: Solve for x
    x = 15,048,217.72/3,982.02
  6. Step 6: Final answer
    x = 3,779.04

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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.