Home / 3,609.14-5,414.04-1,012.08

Finding the Fourth Proportional to 3,609.14, 5,414.04 and 1,012.08

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Solution

The fourth proportional to 3,609.14, 5,414.04 and 1,012.08 is: 1,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.14 : 5,414.04 = 1,012.08 : x
  2. Step 2: Convert to fraction form
    3,609.14/5,414.04 = 1,012.08/x
  3. Step 3: Cross multiply
    3,609.14x = 5,414.04 × 1,012.08
  4. Step 4: Simplify right side
    3,609.14x = 5,479,441.60
  5. Step 5: Solve for x
    x = 5,479,441.60/3,609.14
  6. Step 6: Final answer
    x = 1,518.21

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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.