Home / 10,608.25-15,919.68-3,682.75

Finding the Fourth Proportional to 10,608.25, 15,919.68 and 3,682.75

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Solution

The fourth proportional to 10,608.25, 15,919.68 and 3,682.75 is: 5,526.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.25 : 15,919.68 = 3,682.75 : x
  2. Step 2: Convert to fraction form
    10,608.25/15,919.68 = 3,682.75/x
  3. Step 3: Cross multiply
    10,608.25x = 15,919.68 × 3,682.75
  4. Step 4: Simplify right side
    10,608.25x = 58,628,201.52
  5. Step 5: Solve for x
    x = 58,628,201.52/10,608.25
  6. Step 6: Final answer
    x = 5,526.66

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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.