Home / 3,025.73-4,540.10-1,078.08

Finding the Fourth Proportional to 3,025.73, 4,540.10 and 1,078.08

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Solution

The fourth proportional to 3,025.73, 4,540.10 and 1,078.08 is: 1,617.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.73 : 4,540.10 = 1,078.08 : x
  2. Step 2: Convert to fraction form
    3,025.73/4,540.10 = 1,078.08/x
  3. Step 3: Cross multiply
    3,025.73x = 4,540.10 × 1,078.08
  4. Step 4: Simplify right side
    3,025.73x = 4,894,585.62
  5. Step 5: Solve for x
    x = 4,894,585.62/3,025.73
  6. Step 6: Final answer
    x = 1,617.66

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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.