Home / 3,634.52-5,452.60-1,326

Finding the Fourth Proportional to 3,634.52, 5,452.60 and 1,326

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Solution

The fourth proportional to 3,634.52, 5,452.60 and 1,326 is: 1,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.52 : 5,452.60 = 1,326 : x
  2. Step 2: Convert to fraction form
    3,634.52/5,452.60 = 1,326/x
  3. Step 3: Cross multiply
    3,634.52x = 5,452.60 × 1,326
  4. Step 4: Simplify right side
    3,634.52x = 7,230,147.60
  5. Step 5: Solve for x
    x = 7,230,147.60/3,634.52
  6. Step 6: Final answer
    x = 1,989.30

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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.