Home / 7,996.28-11,986.22-3,064.64

Finding the Fourth Proportional to 7,996.28, 11,986.22 and 3,064.64

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Solution

The fourth proportional to 7,996.28, 11,986.22 and 3,064.64 is: 4,593.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.28 : 11,986.22 = 3,064.64 : x
  2. Step 2: Convert to fraction form
    7,996.28/11,986.22 = 3,064.64/x
  3. Step 3: Cross multiply
    7,996.28x = 11,986.22 × 3,064.64
  4. Step 4: Simplify right side
    7,996.28x = 36,733,449.26
  5. Step 5: Solve for x
    x = 36,733,449.26/7,996.28
  6. Step 6: Final answer
    x = 4,593.82

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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.