Home / 7,992.22-11,988.33-3,604.57

Finding the Fourth Proportional to 7,992.22, 11,988.33 and 3,604.57

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Solution

The fourth proportional to 7,992.22, 11,988.33 and 3,604.57 is: 5,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.22 : 11,988.33 = 3,604.57 : x
  2. Step 2: Convert to fraction form
    7,992.22/11,988.33 = 3,604.57/x
  3. Step 3: Cross multiply
    7,992.22x = 11,988.33 × 3,604.57
  4. Step 4: Simplify right side
    7,992.22x = 43,212,774.67
  5. Step 5: Solve for x
    x = 43,212,774.67/7,992.22
  6. Step 6: Final answer
    x = 5,406.86

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Similar ratio
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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.