Home / 2,185.28-3,277.46-799.27

Finding the Fourth Proportional to 2,185.28, 3,277.46 and 799.27

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Solution

The fourth proportional to 2,185.28, 3,277.46 and 799.27 is: 1,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.28 : 3,277.46 = 799.27 : x
  2. Step 2: Convert to fraction form
    2,185.28/3,277.46 = 799.27/x
  3. Step 3: Cross multiply
    2,185.28x = 3,277.46 × 799.27
  4. Step 4: Simplify right side
    2,185.28x = 2,619,569.26
  5. Step 5: Solve for x
    x = 2,619,569.26/2,185.28
  6. Step 6: Final answer
    x = 1,198.73

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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.