Home / 6,769.20-10,149.12-3,254.28

Finding the Fourth Proportional to 6,769.20, 10,149.12 and 3,254.28

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Solution

The fourth proportional to 6,769.20, 10,149.12 and 3,254.28 is: 4,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.20 : 10,149.12 = 3,254.28 : x
  2. Step 2: Convert to fraction form
    6,769.20/10,149.12 = 3,254.28/x
  3. Step 3: Cross multiply
    6,769.20x = 10,149.12 × 3,254.28
  4. Step 4: Simplify right side
    6,769.20x = 33,028,078.23
  5. Step 5: Solve for x
    x = 33,028,078.23/6,769.20
  6. Step 6: Final answer
    x = 4,879.17

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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.