Home / 11,812.41-17,714.07-3,912.53

Finding the Fourth Proportional to 11,812.41, 17,714.07 and 3,912.53

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Solution

The fourth proportional to 11,812.41, 17,714.07 and 3,912.53 is: 5,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812.41 : 17,714.07 = 3,912.53 : x
  2. Step 2: Convert to fraction form
    11,812.41/17,714.07 = 3,912.53/x
  3. Step 3: Cross multiply
    11,812.41x = 17,714.07 × 3,912.53
  4. Step 4: Simplify right side
    11,812.41x = 69,306,741.73
  5. Step 5: Solve for x
    x = 69,306,741.73/11,812.41
  6. Step 6: Final answer
    x = 5,867.28

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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.