Home / 3,513.43-5,268.87-1,432.33

Finding the Fourth Proportional to 3,513.43, 5,268.87 and 1,432.33

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Solution

The fourth proportional to 3,513.43, 5,268.87 and 1,432.33 is: 2,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.43 : 5,268.87 = 1,432.33 : x
  2. Step 2: Convert to fraction form
    3,513.43/5,268.87 = 1,432.33/x
  3. Step 3: Cross multiply
    3,513.43x = 5,268.87 × 1,432.33
  4. Step 4: Simplify right side
    3,513.43x = 7,546,747.39
  5. Step 5: Solve for x
    x = 7,546,747.39/3,513.43
  6. Step 6: Final answer
    x = 2,147.97

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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.