Home / 7,992.76-11,988.33-2,446.15

Finding the Fourth Proportional to 7,992.76, 11,988.33 and 2,446.15

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Solution

The fourth proportional to 7,992.76, 11,988.33 and 2,446.15 is: 3,668.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.76 : 11,988.33 = 2,446.15 : x
  2. Step 2: Convert to fraction form
    7,992.76/11,988.33 = 2,446.15/x
  3. Step 3: Cross multiply
    7,992.76x = 11,988.33 × 2,446.15
  4. Step 4: Simplify right side
    7,992.76x = 29,325,253.43
  5. Step 5: Solve for x
    x = 29,325,253.43/7,992.76
  6. Step 6: Final answer
    x = 3,668.98

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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.