Home / 3,249.64-4,485.54-2,757.16

Finding the Fourth Proportional to 3,249.64, 4,485.54 and 2,757.16

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Solution

The fourth proportional to 3,249.64, 4,485.54 and 2,757.16 is: 3,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.64 : 4,485.54 = 2,757.16 : x
  2. Step 2: Convert to fraction form
    3,249.64/4,485.54 = 2,757.16/x
  3. Step 3: Cross multiply
    3,249.64x = 4,485.54 × 2,757.16
  4. Step 4: Simplify right side
    3,249.64x = 12,367,351.47
  5. Step 5: Solve for x
    x = 12,367,351.47/3,249.64
  6. Step 6: Final answer
    x = 3,805.76

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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.