Home / 4,919.68-6,787.24-3,241.96

Finding the Fourth Proportional to 4,919.68, 6,787.24 and 3,241.96

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Solution

The fourth proportional to 4,919.68, 6,787.24 and 3,241.96 is: 4,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.68 : 6,787.24 = 3,241.96 : x
  2. Step 2: Convert to fraction form
    4,919.68/6,787.24 = 3,241.96/x
  3. Step 3: Cross multiply
    4,919.68x = 6,787.24 × 3,241.96
  4. Step 4: Simplify right side
    4,919.68x = 22,003,960.59
  5. Step 5: Solve for x
    x = 22,003,960.59/4,919.68
  6. Step 6: Final answer
    x = 4,472.64

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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.