Home / 3,669.26-5,063.14-2,176.90

Finding the Fourth Proportional to 3,669.26, 5,063.14 and 2,176.90

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Solution

The fourth proportional to 3,669.26, 5,063.14 and 2,176.90 is: 3,003.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.26 : 5,063.14 = 2,176.90 : x
  2. Step 2: Convert to fraction form
    3,669.26/5,063.14 = 2,176.90/x
  3. Step 3: Cross multiply
    3,669.26x = 5,063.14 × 2,176.90
  4. Step 4: Simplify right side
    3,669.26x = 11,021,949.47
  5. Step 5: Solve for x
    x = 11,021,949.47/3,669.26
  6. Step 6: Final answer
    x = 3,003.86

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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.