Home / 7,749.54-11,617.79-3,363.71

Finding the Fourth Proportional to 7,749.54, 11,617.79 and 3,363.71

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Solution

The fourth proportional to 7,749.54, 11,617.79 and 3,363.71 is: 5,042.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.54 : 11,617.79 = 3,363.71 : x
  2. Step 2: Convert to fraction form
    7,749.54/11,617.79 = 3,363.71/x
  3. Step 3: Cross multiply
    7,749.54x = 11,617.79 × 3,363.71
  4. Step 4: Simplify right side
    7,749.54x = 39,078,801.49
  5. Step 5: Solve for x
    x = 39,078,801.49/7,749.54
  6. Step 6: Final answer
    x = 5,042.73

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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.