Home / 9,310.72-13,968.31-2,736.76

Finding the Fourth Proportional to 9,310.72, 13,968.31 and 2,736.76

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Solution

The fourth proportional to 9,310.72, 13,968.31 and 2,736.76 is: 4,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.72 : 13,968.31 = 2,736.76 : x
  2. Step 2: Convert to fraction form
    9,310.72/13,968.31 = 2,736.76/x
  3. Step 3: Cross multiply
    9,310.72x = 13,968.31 × 2,736.76
  4. Step 4: Simplify right side
    9,310.72x = 38,227,912.08
  5. Step 5: Solve for x
    x = 38,227,912.08/9,310.72
  6. Step 6: Final answer
    x = 4,105.80

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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.