Home / 3,609.28-5,414.38-1,012.22

Finding the Fourth Proportional to 3,609.28, 5,414.38 and 1,012.22

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Solution

The fourth proportional to 3,609.28, 5,414.38 and 1,012.22 is: 1,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.28 : 5,414.38 = 1,012.22 : x
  2. Step 2: Convert to fraction form
    3,609.28/5,414.38 = 1,012.22/x
  3. Step 3: Cross multiply
    3,609.28x = 5,414.38 × 1,012.22
  4. Step 4: Simplify right side
    3,609.28x = 5,480,534.43
  5. Step 5: Solve for x
    x = 5,480,534.43/3,609.28
  6. Step 6: Final answer
    x = 1,518.46

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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.