Home / 3,613.24-5,419.14-1,015.84

Finding the Fourth Proportional to 3,613.24, 5,419.14 and 1,015.84

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Solution

The fourth proportional to 3,613.24, 5,419.14 and 1,015.84 is: 1,523.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.24 : 5,419.14 = 1,015.84 : x
  2. Step 2: Convert to fraction form
    3,613.24/5,419.14 = 1,015.84/x
  3. Step 3: Cross multiply
    3,613.24x = 5,419.14 × 1,015.84
  4. Step 4: Simplify right side
    3,613.24x = 5,504,979.18
  5. Step 5: Solve for x
    x = 5,504,979.18/3,613.24
  6. Step 6: Final answer
    x = 1,523.56

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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.