Home / 6,607.31-9,912.48-3,836.30

Finding the Fourth Proportional to 6,607.31, 9,912.48 and 3,836.30

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Solution

The fourth proportional to 6,607.31, 9,912.48 and 3,836.30 is: 5,755.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.31 : 9,912.48 = 3,836.30 : x
  2. Step 2: Convert to fraction form
    6,607.31/9,912.48 = 3,836.30/x
  3. Step 3: Cross multiply
    6,607.31x = 9,912.48 × 3,836.30
  4. Step 4: Simplify right side
    6,607.31x = 38,027,183.08
  5. Step 5: Solve for x
    x = 38,027,183.08/6,607.31
  6. Step 6: Final answer
    x = 5,755.32

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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.