Home / 3,196.86-4,409.62-2,200.38

Finding the Fourth Proportional to 3,196.86, 4,409.62 and 2,200.38

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Solution

The fourth proportional to 3,196.86, 4,409.62 and 2,200.38 is: 3,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.86 : 4,409.62 = 2,200.38 : x
  2. Step 2: Convert to fraction form
    3,196.86/4,409.62 = 2,200.38/x
  3. Step 3: Cross multiply
    3,196.86x = 4,409.62 × 2,200.38
  4. Step 4: Simplify right side
    3,196.86x = 9,702,839.66
  5. Step 5: Solve for x
    x = 9,702,839.66/3,196.86
  6. Step 6: Final answer
    x = 3,035.12

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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.