Home / 3,351.64-5,027.82-1,376.86

Finding the Fourth Proportional to 3,351.64, 5,027.82 and 1,376.86

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Solution

The fourth proportional to 3,351.64, 5,027.82 and 1,376.86 is: 2,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.64 : 5,027.82 = 1,376.86 : x
  2. Step 2: Convert to fraction form
    3,351.64/5,027.82 = 1,376.86/x
  3. Step 3: Cross multiply
    3,351.64x = 5,027.82 × 1,376.86
  4. Step 4: Simplify right side
    3,351.64x = 6,922,604.25
  5. Step 5: Solve for x
    x = 6,922,604.25/3,351.64
  6. Step 6: Final answer
    x = 2,065.44

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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.