Home / 4,028.22-5,561.53-3,283.97

Finding the Fourth Proportional to 4,028.22, 5,561.53 and 3,283.97

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Solution

The fourth proportional to 4,028.22, 5,561.53 and 3,283.97 is: 4,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.22 : 5,561.53 = 3,283.97 : x
  2. Step 2: Convert to fraction form
    4,028.22/5,561.53 = 3,283.97/x
  3. Step 3: Cross multiply
    4,028.22x = 5,561.53 × 3,283.97
  4. Step 4: Simplify right side
    4,028.22x = 18,263,861.66
  5. Step 5: Solve for x
    x = 18,263,861.66/4,028.22
  6. Step 6: Final answer
    x = 4,533.98

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Half scale
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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.