Home / 3,609.29-5,414.13-1,012.43

Finding the Fourth Proportional to 3,609.29, 5,414.13 and 1,012.43

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Solution

The fourth proportional to 3,609.29, 5,414.13 and 1,012.43 is: 1,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.29 : 5,414.13 = 1,012.43 : x
  2. Step 2: Convert to fraction form
    3,609.29/5,414.13 = 1,012.43/x
  3. Step 3: Cross multiply
    3,609.29x = 5,414.13 × 1,012.43
  4. Step 4: Simplify right side
    3,609.29x = 5,481,441.17
  5. Step 5: Solve for x
    x = 5,481,441.17/3,609.29
  6. Step 6: Final answer
    x = 1,518.70

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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.