Home / 6,163.44-9,246.78-1,781.28

Finding the Fourth Proportional to 6,163.44, 9,246.78 and 1,781.28

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Solution

The fourth proportional to 6,163.44, 9,246.78 and 1,781.28 is: 2,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.44 : 9,246.78 = 1,781.28 : x
  2. Step 2: Convert to fraction form
    6,163.44/9,246.78 = 1,781.28/x
  3. Step 3: Cross multiply
    6,163.44x = 9,246.78 × 1,781.28
  4. Step 4: Simplify right side
    6,163.44x = 16,471,104.28
  5. Step 5: Solve for x
    x = 16,471,104.28/6,163.44
  6. Step 6: Final answer
    x = 2,672.39

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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.