Home / 2,745.18-4,117.32-796.95

Finding the Fourth Proportional to 2,745.18, 4,117.32 and 796.95

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Solution

The fourth proportional to 2,745.18, 4,117.32 and 796.95 is: 1,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.18 : 4,117.32 = 796.95 : x
  2. Step 2: Convert to fraction form
    2,745.18/4,117.32 = 796.95/x
  3. Step 3: Cross multiply
    2,745.18x = 4,117.32 × 796.95
  4. Step 4: Simplify right side
    2,745.18x = 3,281,298.17
  5. Step 5: Solve for x
    x = 3,281,298.17/2,745.18
  6. Step 6: Final answer
    x = 1,195.29

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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.