Home / 6,743.28-9,305.52-4,226.75

Finding the Fourth Proportional to 6,743.28, 9,305.52 and 4,226.75

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Solution

The fourth proportional to 6,743.28, 9,305.52 and 4,226.75 is: 5,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.28 : 9,305.52 = 4,226.75 : x
  2. Step 2: Convert to fraction form
    6,743.28/9,305.52 = 4,226.75/x
  3. Step 3: Cross multiply
    6,743.28x = 9,305.52 × 4,226.75
  4. Step 4: Simplify right side
    6,743.28x = 39,332,060.13
  5. Step 5: Solve for x
    x = 39,332,060.13/6,743.28
  6. Step 6: Final answer
    x = 5,832.78

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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.