Home / 3,229.38-4,831.47-2,836.26

Finding the Fourth Proportional to 3,229.38, 4,831.47 and 2,836.26

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Solution

The fourth proportional to 3,229.38, 4,831.47 and 2,836.26 is: 4,243.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.38 : 4,831.47 = 2,836.26 : x
  2. Step 2: Convert to fraction form
    3,229.38/4,831.47 = 2,836.26/x
  3. Step 3: Cross multiply
    3,229.38x = 4,831.47 × 2,836.26
  4. Step 4: Simplify right side
    3,229.38x = 13,703,305.10
  5. Step 5: Solve for x
    x = 13,703,305.10/3,229.38
  6. Step 6: Final answer
    x = 4,243.32

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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.