Home / 3,381.32-5,067.52-1,817.96

Finding the Fourth Proportional to 3,381.32, 5,067.52 and 1,817.96

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Solution

The fourth proportional to 3,381.32, 5,067.52 and 1,817.96 is: 2,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.32 : 5,067.52 = 1,817.96 : x
  2. Step 2: Convert to fraction form
    3,381.32/5,067.52 = 1,817.96/x
  3. Step 3: Cross multiply
    3,381.32x = 5,067.52 × 1,817.96
  4. Step 4: Simplify right side
    3,381.32x = 9,212,548.66
  5. Step 5: Solve for x
    x = 9,212,548.66/3,381.32
  6. Step 6: Final answer
    x = 2,724.54

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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.