Home / 3,634.32-5,451.66-2,182.80

Finding the Fourth Proportional to 3,634.32, 5,451.66 and 2,182.80

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Solution

The fourth proportional to 3,634.32, 5,451.66 and 2,182.80 is: 3,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.32 : 5,451.66 = 2,182.80 : x
  2. Step 2: Convert to fraction form
    3,634.32/5,451.66 = 2,182.80/x
  3. Step 3: Cross multiply
    3,634.32x = 5,451.66 × 2,182.80
  4. Step 4: Simplify right side
    3,634.32x = 11,899,883.45
  5. Step 5: Solve for x
    x = 11,899,883.45/3,634.32
  6. Step 6: Final answer
    x = 3,274.31

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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.