Home / 3,022.60-4,539.30-2,201.80

Finding the Fourth Proportional to 3,022.60, 4,539.30 and 2,201.80

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Solution

The fourth proportional to 3,022.60, 4,539.30 and 2,201.80 is: 3,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.60 : 4,539.30 = 2,201.80 : x
  2. Step 2: Convert to fraction form
    3,022.60/4,539.30 = 2,201.80/x
  3. Step 3: Cross multiply
    3,022.60x = 4,539.30 × 2,201.80
  4. Step 4: Simplify right side
    3,022.60x = 9,994,630.74
  5. Step 5: Solve for x
    x = 9,994,630.74/3,022.60
  6. Step 6: Final answer
    x = 3,306.63

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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.