Home / 4,540.80-6,810.24-2,200.80

Finding the Fourth Proportional to 4,540.80, 6,810.24 and 2,200.80

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Solution

The fourth proportional to 4,540.80, 6,810.24 and 2,200.80 is: 3,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.80 : 6,810.24 = 2,200.80 : x
  2. Step 2: Convert to fraction form
    4,540.80/6,810.24 = 2,200.80/x
  3. Step 3: Cross multiply
    4,540.80x = 6,810.24 × 2,200.80
  4. Step 4: Simplify right side
    4,540.80x = 14,987,976.19
  5. Step 5: Solve for x
    x = 14,987,976.19/4,540.80
  6. Step 6: Final answer
    x = 3,300.73

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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.