Home / 3,939.41-5,906.34-1,746.92

Finding the Fourth Proportional to 3,939.41, 5,906.34 and 1,746.92

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Solution

The fourth proportional to 3,939.41, 5,906.34 and 1,746.92 is: 2,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939.41 : 5,906.34 = 1,746.92 : x
  2. Step 2: Convert to fraction form
    3,939.41/5,906.34 = 1,746.92/x
  3. Step 3: Cross multiply
    3,939.41x = 5,906.34 × 1,746.92
  4. Step 4: Simplify right side
    3,939.41x = 10,317,873.94
  5. Step 5: Solve for x
    x = 10,317,873.94/3,939.41
  6. Step 6: Final answer
    x = 2,619.15

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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.