Home / 3,269.43-4,904.55-1,078.92

Finding the Fourth Proportional to 3,269.43, 4,904.55 and 1,078.92

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Solution

The fourth proportional to 3,269.43, 4,904.55 and 1,078.92 is: 1,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.43 : 4,904.55 = 1,078.92 : x
  2. Step 2: Convert to fraction form
    3,269.43/4,904.55 = 1,078.92/x
  3. Step 3: Cross multiply
    3,269.43x = 4,904.55 × 1,078.92
  4. Step 4: Simplify right side
    3,269.43x = 5,291,617.09
  5. Step 5: Solve for x
    x = 5,291,617.09/3,269.43
  6. Step 6: Final answer
    x = 1,618.51

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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.