Home / 3,745.29-5,169.69-2,418.96

Finding the Fourth Proportional to 3,745.29, 5,169.69 and 2,418.96

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Solution

The fourth proportional to 3,745.29, 5,169.69 and 2,418.96 is: 3,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.29 : 5,169.69 = 2,418.96 : x
  2. Step 2: Convert to fraction form
    3,745.29/5,169.69 = 2,418.96/x
  3. Step 3: Cross multiply
    3,745.29x = 5,169.69 × 2,418.96
  4. Step 4: Simplify right side
    3,745.29x = 12,505,273.32
  5. Step 5: Solve for x
    x = 12,505,273.32/3,745.29
  6. Step 6: Final answer
    x = 3,338.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.