Home / 3,798.69-5,243.46-2,226.75

Finding the Fourth Proportional to 3,798.69, 5,243.46 and 2,226.75

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Solution

The fourth proportional to 3,798.69, 5,243.46 and 2,226.75 is: 3,073.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.69 : 5,243.46 = 2,226.75 : x
  2. Step 2: Convert to fraction form
    3,798.69/5,243.46 = 2,226.75/x
  3. Step 3: Cross multiply
    3,798.69x = 5,243.46 × 2,226.75
  4. Step 4: Simplify right side
    3,798.69x = 11,675,874.56
  5. Step 5: Solve for x
    x = 11,675,874.56/3,798.69
  6. Step 6: Final answer
    x = 3,073.66

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Half scale
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Double 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.