Home / 3,609.38-5,414.39-1,012.34

Finding the Fourth Proportional to 3,609.38, 5,414.39 and 1,012.34

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Solution

The fourth proportional to 3,609.38, 5,414.39 and 1,012.34 is: 1,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.38 : 5,414.39 = 1,012.34 : x
  2. Step 2: Convert to fraction form
    3,609.38/5,414.39 = 1,012.34/x
  3. Step 3: Cross multiply
    3,609.38x = 5,414.39 × 1,012.34
  4. Step 4: Simplify right side
    3,609.38x = 5,481,203.57
  5. Step 5: Solve for x
    x = 5,481,203.57/3,609.38
  6. Step 6: Final answer
    x = 1,518.60

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1.5x scale

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.