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Finding the Fourth Proportional to 7,750.73, 11,619.63 and 3,593.71

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Solution

The fourth proportional to 7,750.73, 11,619.63 and 3,593.71 is: 5,387.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.73 : 11,619.63 = 3,593.71 : x
  2. Step 2: Convert to fraction form
    7,750.73/11,619.63 = 3,593.71/x
  3. Step 3: Cross multiply
    7,750.73x = 11,619.63 × 3,593.71
  4. Step 4: Simplify right side
    7,750.73x = 41,757,595.05
  5. Step 5: Solve for x
    x = 41,757,595.05/7,750.73
  6. Step 6: Final answer
    x = 5,387.57

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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.