Home / 2,451.21-3,382.97-1,403.25

Finding the Fourth Proportional to 2,451.21, 3,382.97 and 1,403.25

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Solution

The fourth proportional to 2,451.21, 3,382.97 and 1,403.25 is: 1,936.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.21 : 3,382.97 = 1,403.25 : x
  2. Step 2: Convert to fraction form
    2,451.21/3,382.97 = 1,403.25/x
  3. Step 3: Cross multiply
    2,451.21x = 3,382.97 × 1,403.25
  4. Step 4: Simplify right side
    2,451.21x = 4,747,145.64
  5. Step 5: Solve for x
    x = 4,747,145.64/2,451.21
  6. Step 6: Final answer
    x = 1,936.65

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