Home / 3,512.47-5,268.71-1,433.61

Finding the Fourth Proportional to 3,512.47, 5,268.71 and 1,433.61

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Solution

The fourth proportional to 3,512.47, 5,268.71 and 1,433.61 is: 2,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.47 : 5,268.71 = 1,433.61 : x
  2. Step 2: Convert to fraction form
    3,512.47/5,268.71 = 1,433.61/x
  3. Step 3: Cross multiply
    3,512.47x = 5,268.71 × 1,433.61
  4. Step 4: Simplify right side
    3,512.47x = 7,553,249.00
  5. Step 5: Solve for x
    x = 7,553,249.00/3,512.47
  6. Step 6: Final answer
    x = 2,150.41

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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.