Home / 4,022.82-5,551.11-2,764.98

Finding the Fourth Proportional to 4,022.82, 5,551.11 and 2,764.98

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Solution

The fourth proportional to 4,022.82, 5,551.11 and 2,764.98 is: 3,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.82 : 5,551.11 = 2,764.98 : x
  2. Step 2: Convert to fraction form
    4,022.82/5,551.11 = 2,764.98/x
  3. Step 3: Cross multiply
    4,022.82x = 5,551.11 × 2,764.98
  4. Step 4: Simplify right side
    4,022.82x = 15,348,708.13
  5. Step 5: Solve for x
    x = 15,348,708.13/4,022.82
  6. Step 6: Final answer
    x = 3,815.41

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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.