Home / 5,912.53-8,863.15-2,213.89

Finding the Fourth Proportional to 5,912.53, 8,863.15 and 2,213.89

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Solution

The fourth proportional to 5,912.53, 8,863.15 and 2,213.89 is: 3,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.53 : 8,863.15 = 2,213.89 : x
  2. Step 2: Convert to fraction form
    5,912.53/8,863.15 = 2,213.89/x
  3. Step 3: Cross multiply
    5,912.53x = 8,863.15 × 2,213.89
  4. Step 4: Simplify right side
    5,912.53x = 19,622,039.15
  5. Step 5: Solve for x
    x = 19,622,039.15/5,912.53
  6. Step 6: Final answer
    x = 3,318.72

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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.