Home / 3,226.48-4,453.32-2,179.60

Finding the Fourth Proportional to 3,226.48, 4,453.32 and 2,179.60

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Solution

The fourth proportional to 3,226.48, 4,453.32 and 2,179.60 is: 3,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.48 : 4,453.32 = 2,179.60 : x
  2. Step 2: Convert to fraction form
    3,226.48/4,453.32 = 2,179.60/x
  3. Step 3: Cross multiply
    3,226.48x = 4,453.32 × 2,179.60
  4. Step 4: Simplify right side
    3,226.48x = 9,706,456.27
  5. Step 5: Solve for x
    x = 9,706,456.27/3,226.48
  6. Step 6: Final answer
    x = 3,008.37

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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.