Home / 3,026.58-4,540.41-1,078.71

Finding the Fourth Proportional to 3,026.58, 4,540.41 and 1,078.71

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Solution

The fourth proportional to 3,026.58, 4,540.41 and 1,078.71 is: 1,618.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.58 : 4,540.41 = 1,078.71 : x
  2. Step 2: Convert to fraction form
    3,026.58/4,540.41 = 1,078.71/x
  3. Step 3: Cross multiply
    3,026.58x = 4,540.41 × 1,078.71
  4. Step 4: Simplify right side
    3,026.58x = 4,897,785.67
  5. Step 5: Solve for x
    x = 4,897,785.67/3,026.58
  6. Step 6: Final answer
    x = 1,618.26

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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.