Home / 2,272.86-3,391.47-2,133.54

Finding the Fourth Proportional to 2,272.86, 3,391.47 and 2,133.54

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Solution

The fourth proportional to 2,272.86, 3,391.47 and 2,133.54 is: 3,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.86 : 3,391.47 = 2,133.54 : x
  2. Step 2: Convert to fraction form
    2,272.86/3,391.47 = 2,133.54/x
  3. Step 3: Cross multiply
    2,272.86x = 3,391.47 × 2,133.54
  4. Step 4: Simplify right side
    2,272.86x = 7,235,836.90
  5. Step 5: Solve for x
    x = 7,235,836.90/2,272.86
  6. Step 6: Final answer
    x = 3,183.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.