Home / 3,699.09-5,104.67-2,020.46

Finding the Fourth Proportional to 3,699.09, 5,104.67 and 2,020.46

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Solution

The fourth proportional to 3,699.09, 5,104.67 and 2,020.46 is: 2,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.09 : 5,104.67 = 2,020.46 : x
  2. Step 2: Convert to fraction form
    3,699.09/5,104.67 = 2,020.46/x
  3. Step 3: Cross multiply
    3,699.09x = 5,104.67 × 2,020.46
  4. Step 4: Simplify right side
    3,699.09x = 10,313,745.92
  5. Step 5: Solve for x
    x = 10,313,745.92/3,699.09
  6. Step 6: Final answer
    x = 2,788.18

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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.