Home / 3,768.26-5,199.26-2,196.32

Finding the Fourth Proportional to 3,768.26, 5,199.26 and 2,196.32

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Solution

The fourth proportional to 3,768.26, 5,199.26 and 2,196.32 is: 3,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.26 : 5,199.26 = 2,196.32 : x
  2. Step 2: Convert to fraction form
    3,768.26/5,199.26 = 2,196.32/x
  3. Step 3: Cross multiply
    3,768.26x = 5,199.26 × 2,196.32
  4. Step 4: Simplify right side
    3,768.26x = 11,419,201.75
  5. Step 5: Solve for x
    x = 11,419,201.75/3,768.26
  6. Step 6: Final answer
    x = 3,030.37

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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.