Home / 2,942.82-4,414.28-1,299.01

Finding the Fourth Proportional to 2,942.82, 4,414.28 and 1,299.01

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Solution

The fourth proportional to 2,942.82, 4,414.28 and 1,299.01 is: 1,948.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.82 : 4,414.28 = 1,299.01 : x
  2. Step 2: Convert to fraction form
    2,942.82/4,414.28 = 1,299.01/x
  3. Step 3: Cross multiply
    2,942.82x = 4,414.28 × 1,299.01
  4. Step 4: Simplify right side
    2,942.82x = 5,734,193.86
  5. Step 5: Solve for x
    x = 5,734,193.86/2,942.82
  6. Step 6: Final answer
    x = 1,948.54

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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.