Home / 3,201.57-4,415.73-2,208.51

Finding the Fourth Proportional to 3,201.57, 4,415.73 and 2,208.51

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Solution

The fourth proportional to 3,201.57, 4,415.73 and 2,208.51 is: 3,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.57 : 4,415.73 = 2,208.51 : x
  2. Step 2: Convert to fraction form
    3,201.57/4,415.73 = 2,208.51/x
  3. Step 3: Cross multiply
    3,201.57x = 4,415.73 × 2,208.51
  4. Step 4: Simplify right side
    3,201.57x = 9,752,183.86
  5. Step 5: Solve for x
    x = 9,752,183.86/3,201.57
  6. Step 6: Final answer
    x = 3,046.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.