Home / 3,615.23-5,419.13-2,299.95

Finding the Fourth Proportional to 3,615.23, 5,419.13 and 2,299.95

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Solution

The fourth proportional to 3,615.23, 5,419.13 and 2,299.95 is: 3,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.23 : 5,419.13 = 2,299.95 : x
  2. Step 2: Convert to fraction form
    3,615.23/5,419.13 = 2,299.95/x
  3. Step 3: Cross multiply
    3,615.23x = 5,419.13 × 2,299.95
  4. Step 4: Simplify right side
    3,615.23x = 12,463,716.54
  5. Step 5: Solve for x
    x = 12,463,716.54/3,615.23
  6. Step 6: Final answer
    x = 3,447.56

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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.