Home / 7,904.96-11,861.76-3,227.52

Finding the Fourth Proportional to 7,904.96, 11,861.76 and 3,227.52

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Solution

The fourth proportional to 7,904.96, 11,861.76 and 3,227.52 is: 4,843.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.96 : 11,861.76 = 3,227.52 : x
  2. Step 2: Convert to fraction form
    7,904.96/11,861.76 = 3,227.52/x
  3. Step 3: Cross multiply
    7,904.96x = 11,861.76 × 3,227.52
  4. Step 4: Simplify right side
    7,904.96x = 38,284,067.64
  5. Step 5: Solve for x
    x = 38,284,067.64/7,904.96
  6. Step 6: Final answer
    x = 4,843.04

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1.5x scale

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.