Home / 7,849.92-11,765.16-3,684.54

Finding the Fourth Proportional to 7,849.92, 11,765.16 and 3,684.54

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Solution

The fourth proportional to 7,849.92, 11,765.16 and 3,684.54 is: 5,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.92 : 11,765.16 = 3,684.54 : x
  2. Step 2: Convert to fraction form
    7,849.92/11,765.16 = 3,684.54/x
  3. Step 3: Cross multiply
    7,849.92x = 11,765.16 × 3,684.54
  4. Step 4: Simplify right side
    7,849.92x = 43,349,202.63
  5. Step 5: Solve for x
    x = 43,349,202.63/7,849.92
  6. Step 6: Final answer
    x = 5,522.25

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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.