Home / 7,486.56-11,233.76-3,330.59

Finding the Fourth Proportional to 7,486.56, 11,233.76 and 3,330.59

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Solution

The fourth proportional to 7,486.56, 11,233.76 and 3,330.59 is: 4,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.56 : 11,233.76 = 3,330.59 : x
  2. Step 2: Convert to fraction form
    7,486.56/11,233.76 = 3,330.59/x
  3. Step 3: Cross multiply
    7,486.56x = 11,233.76 × 3,330.59
  4. Step 4: Simplify right side
    7,486.56x = 37,414,975.90
  5. Step 5: Solve for x
    x = 37,414,975.90/7,486.56
  6. Step 6: Final answer
    x = 4,997.62

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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.