Home / 6,743.56-10,119.66-3,278.92

Finding the Fourth Proportional to 6,743.56, 10,119.66 and 3,278.92

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Solution

The fourth proportional to 6,743.56, 10,119.66 and 3,278.92 is: 4,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.56 : 10,119.66 = 3,278.92 : x
  2. Step 2: Convert to fraction form
    6,743.56/10,119.66 = 3,278.92/x
  3. Step 3: Cross multiply
    6,743.56x = 10,119.66 × 3,278.92
  4. Step 4: Simplify right side
    6,743.56x = 33,181,555.57
  5. Step 5: Solve for x
    x = 33,181,555.57/6,743.56
  6. Step 6: Final answer
    x = 4,920.48

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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.