Home / 2,226.48-3,334.86-2,182.20

Finding the Fourth Proportional to 2,226.48, 3,334.86 and 2,182.20

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Solution

The fourth proportional to 2,226.48, 3,334.86 and 2,182.20 is: 3,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.48 : 3,334.86 = 2,182.20 : x
  2. Step 2: Convert to fraction form
    2,226.48/3,334.86 = 2,182.20/x
  3. Step 3: Cross multiply
    2,226.48x = 3,334.86 × 2,182.20
  4. Step 4: Simplify right side
    2,226.48x = 7,277,331.49
  5. Step 5: Solve for x
    x = 7,277,331.49/2,226.48
  6. Step 6: Final answer
    x = 3,268.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.