Home / 3,699.92-5,105.04-2,207.54

Finding the Fourth Proportional to 3,699.92, 5,105.04 and 2,207.54

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Solution

The fourth proportional to 3,699.92, 5,105.04 and 2,207.54 is: 3,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.92 : 5,105.04 = 2,207.54 : x
  2. Step 2: Convert to fraction form
    3,699.92/5,105.04 = 2,207.54/x
  3. Step 3: Cross multiply
    3,699.92x = 5,105.04 × 2,207.54
  4. Step 4: Simplify right side
    3,699.92x = 11,269,580.00
  5. Step 5: Solve for x
    x = 11,269,580.00/3,699.92
  6. Step 6: Final answer
    x = 3,045.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.