Home / 3,196.80-4,410.24-2,310.64

Finding the Fourth Proportional to 3,196.80, 4,410.24 and 2,310.64

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Solution

The fourth proportional to 3,196.80, 4,410.24 and 2,310.64 is: 3,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.80 : 4,410.24 = 2,310.64 : x
  2. Step 2: Convert to fraction form
    3,196.80/4,410.24 = 2,310.64/x
  3. Step 3: Cross multiply
    3,196.80x = 4,410.24 × 2,310.64
  4. Step 4: Simplify right side
    3,196.80x = 10,190,476.95
  5. Step 5: Solve for x
    x = 10,190,476.95/3,196.80
  6. Step 6: Final answer
    x = 3,187.71

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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.