Home / 3,078.41-4,617.81-1,104.44

Finding the Fourth Proportional to 3,078.41, 4,617.81 and 1,104.44

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Solution

The fourth proportional to 3,078.41, 4,617.81 and 1,104.44 is: 1,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.41 : 4,617.81 = 1,104.44 : x
  2. Step 2: Convert to fraction form
    3,078.41/4,617.81 = 1,104.44/x
  3. Step 3: Cross multiply
    3,078.41x = 4,617.81 × 1,104.44
  4. Step 4: Simplify right side
    3,078.41x = 5,100,070.99
  5. Step 5: Solve for x
    x = 5,100,070.99/3,078.41
  6. Step 6: Final answer
    x = 1,656.73

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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.