Home / 3,379.44-4,662.54-2,200.80

Finding the Fourth Proportional to 3,379.44, 4,662.54 and 2,200.80

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Solution

The fourth proportional to 3,379.44, 4,662.54 and 2,200.80 is: 3,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.44 : 4,662.54 = 2,200.80 : x
  2. Step 2: Convert to fraction form
    3,379.44/4,662.54 = 2,200.80/x
  3. Step 3: Cross multiply
    3,379.44x = 4,662.54 × 2,200.80
  4. Step 4: Simplify right side
    3,379.44x = 10,261,318.03
  5. Step 5: Solve for x
    x = 10,261,318.03/3,379.44
  6. Step 6: Final answer
    x = 3,036.40

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1.5x scale

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.