Home / 4,273.08-6,414.48-3,991.20

Finding the Fourth Proportional to 4,273.08, 6,414.48 and 3,991.20

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Solution

The fourth proportional to 4,273.08, 6,414.48 and 3,991.20 is: 5,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.08 : 6,414.48 = 3,991.20 : x
  2. Step 2: Convert to fraction form
    4,273.08/6,414.48 = 3,991.20/x
  3. Step 3: Cross multiply
    4,273.08x = 6,414.48 × 3,991.20
  4. Step 4: Simplify right side
    4,273.08x = 25,601,472.58
  5. Step 5: Solve for x
    x = 25,601,472.58/4,273.08
  6. Step 6: Final answer
    x = 5,991.34

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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.