Home / 2,221.56-3,332.34-1,067.04

Finding the Fourth Proportional to 2,221.56, 3,332.34 and 1,067.04

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Solution

The fourth proportional to 2,221.56, 3,332.34 and 1,067.04 is: 1,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221.56 : 3,332.34 = 1,067.04 : x
  2. Step 2: Convert to fraction form
    2,221.56/3,332.34 = 1,067.04/x
  3. Step 3: Cross multiply
    2,221.56x = 3,332.34 × 1,067.04
  4. Step 4: Simplify right side
    2,221.56x = 3,555,740.07
  5. Step 5: Solve for x
    x = 3,555,740.07/2,221.56
  6. Step 6: Final answer
    x = 1,600.56

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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.