Home / 3,861.68-5,787.66-2,544.62

Finding the Fourth Proportional to 3,861.68, 5,787.66 and 2,544.62

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Solution

The fourth proportional to 3,861.68, 5,787.66 and 2,544.62 is: 3,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.68 : 5,787.66 = 2,544.62 : x
  2. Step 2: Convert to fraction form
    3,861.68/5,787.66 = 2,544.62/x
  3. Step 3: Cross multiply
    3,861.68x = 5,787.66 × 2,544.62
  4. Step 4: Simplify right side
    3,861.68x = 14,727,395.39
  5. Step 5: Solve for x
    x = 14,727,395.39/3,861.68
  6. Step 6: Final answer
    x = 3,813.73

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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.