Home / 7,832.76-11,749.68-2,286.15

Finding the Fourth Proportional to 7,832.76, 11,749.68 and 2,286.15

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Solution

The fourth proportional to 7,832.76, 11,749.68 and 2,286.15 is: 3,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.76 : 11,749.68 = 2,286.15 : x
  2. Step 2: Convert to fraction form
    7,832.76/11,749.68 = 2,286.15/x
  3. Step 3: Cross multiply
    7,832.76x = 11,749.68 × 2,286.15
  4. Step 4: Simplify right side
    7,832.76x = 26,861,530.93
  5. Step 5: Solve for x
    x = 26,861,530.93/7,832.76
  6. Step 6: Final answer
    x = 3,429.38

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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.