Home / 6,220.60-9,322.80-2,519.80

Finding the Fourth Proportional to 6,220.60, 9,322.80 and 2,519.80

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Solution

The fourth proportional to 6,220.60, 9,322.80 and 2,519.80 is: 3,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.60 : 9,322.80 = 2,519.80 : x
  2. Step 2: Convert to fraction form
    6,220.60/9,322.80 = 2,519.80/x
  3. Step 3: Cross multiply
    6,220.60x = 9,322.80 × 2,519.80
  4. Step 4: Simplify right side
    6,220.60x = 23,491,591.44
  5. Step 5: Solve for x
    x = 23,491,591.44/6,220.60
  6. Step 6: Final answer
    x = 3,776.42

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1.5x scale

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.