Home / 9,176.08-13,759.26-3,629.20

Finding the Fourth Proportional to 9,176.08, 13,759.26 and 3,629.20

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Solution

The fourth proportional to 9,176.08, 13,759.26 and 3,629.20 is: 5,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.08 : 13,759.26 = 3,629.20 : x
  2. Step 2: Convert to fraction form
    9,176.08/13,759.26 = 3,629.20/x
  3. Step 3: Cross multiply
    9,176.08x = 13,759.26 × 3,629.20
  4. Step 4: Simplify right side
    9,176.08x = 49,935,149.86
  5. Step 5: Solve for x
    x = 49,935,149.86/9,176.08
  6. Step 6: Final answer
    x = 5,441.88

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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.