Home / 3,330.56-4,992.68-1,481.93

Finding the Fourth Proportional to 3,330.56, 4,992.68 and 1,481.93

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Solution

The fourth proportional to 3,330.56, 4,992.68 and 1,481.93 is: 2,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.56 : 4,992.68 = 1,481.93 : x
  2. Step 2: Convert to fraction form
    3,330.56/4,992.68 = 1,481.93/x
  3. Step 3: Cross multiply
    3,330.56x = 4,992.68 × 1,481.93
  4. Step 4: Simplify right side
    3,330.56x = 7,398,769.90
  5. Step 5: Solve for x
    x = 7,398,769.90/3,330.56
  6. Step 6: Final answer
    x = 2,221.48

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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.