Home / 2,222.08-3,335.04-1,196.80

Finding the Fourth Proportional to 2,222.08, 3,335.04 and 1,196.80

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Solution

The fourth proportional to 2,222.08, 3,335.04 and 1,196.80 is: 1,796.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.08 : 3,335.04 = 1,196.80 : x
  2. Step 2: Convert to fraction form
    2,222.08/3,335.04 = 1,196.80/x
  3. Step 3: Cross multiply
    2,222.08x = 3,335.04 × 1,196.80
  4. Step 4: Simplify right side
    2,222.08x = 3,991,375.87
  5. Step 5: Solve for x
    x = 3,991,375.87/2,222.08
  6. Step 6: Final answer
    x = 1,796.23

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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.