Home / 4,942.20-7,414.14-2,020.44

Finding the Fourth Proportional to 4,942.20, 7,414.14 and 2,020.44

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Solution

The fourth proportional to 4,942.20, 7,414.14 and 2,020.44 is: 3,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.20 : 7,414.14 = 2,020.44 : x
  2. Step 2: Convert to fraction form
    4,942.20/7,414.14 = 2,020.44/x
  3. Step 3: Cross multiply
    4,942.20x = 7,414.14 × 2,020.44
  4. Step 4: Simplify right side
    4,942.20x = 14,979,825.02
  5. Step 5: Solve for x
    x = 14,979,825.02/4,942.20
  6. Step 6: Final answer
    x = 3,031.00

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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.