Home / 3,169.36-4,372.83-1,824.91

Finding the Fourth Proportional to 3,169.36, 4,372.83 and 1,824.91

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Solution

The fourth proportional to 3,169.36, 4,372.83 and 1,824.91 is: 2,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.36 : 4,372.83 = 1,824.91 : x
  2. Step 2: Convert to fraction form
    3,169.36/4,372.83 = 1,824.91/x
  3. Step 3: Cross multiply
    3,169.36x = 4,372.83 × 1,824.91
  4. Step 4: Simplify right side
    3,169.36x = 7,979,999.33
  5. Step 5: Solve for x
    x = 7,979,999.33/3,169.36
  6. Step 6: Final answer
    x = 2,517.86

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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.