Home / 3,798.56-5,241.96-2,226.80

Finding the Fourth Proportional to 3,798.56, 5,241.96 and 2,226.80

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Solution

The fourth proportional to 3,798.56, 5,241.96 and 2,226.80 is: 3,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.56 : 5,241.96 = 2,226.80 : x
  2. Step 2: Convert to fraction form
    3,798.56/5,241.96 = 2,226.80/x
  3. Step 3: Cross multiply
    3,798.56x = 5,241.96 × 2,226.80
  4. Step 4: Simplify right side
    3,798.56x = 11,672,796.53
  5. Step 5: Solve for x
    x = 11,672,796.53/3,798.56
  6. Step 6: Final answer
    x = 3,072.95

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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.