Home / 3,226.97-4,453.95-2,220.02

Finding the Fourth Proportional to 3,226.97, 4,453.95 and 2,220.02

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Solution

The fourth proportional to 3,226.97, 4,453.95 and 2,220.02 is: 3,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.97 : 4,453.95 = 2,220.02 : x
  2. Step 2: Convert to fraction form
    3,226.97/4,453.95 = 2,220.02/x
  3. Step 3: Cross multiply
    3,226.97x = 4,453.95 × 2,220.02
  4. Step 4: Simplify right side
    3,226.97x = 9,887,858.08
  5. Step 5: Solve for x
    x = 9,887,858.08/3,226.97
  6. Step 6: Final answer
    x = 3,064.13

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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.