Home / 4,940.20-6,819.36-3,370.42

Finding the Fourth Proportional to 4,940.20, 6,819.36 and 3,370.42

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Solution

The fourth proportional to 4,940.20, 6,819.36 and 3,370.42 is: 4,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.20 : 6,819.36 = 3,370.42 : x
  2. Step 2: Convert to fraction form
    4,940.20/6,819.36 = 3,370.42/x
  3. Step 3: Cross multiply
    4,940.20x = 6,819.36 × 3,370.42
  4. Step 4: Simplify right side
    4,940.20x = 22,984,107.33
  5. Step 5: Solve for x
    x = 22,984,107.33/4,940.20
  6. Step 6: Final answer
    x = 4,652.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.