Home / 2,551.12-3,827.24-1,512.07

Finding the Fourth Proportional to 2,551.12, 3,827.24 and 1,512.07

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Solution

The fourth proportional to 2,551.12, 3,827.24 and 1,512.07 is: 2,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.12 : 3,827.24 = 1,512.07 : x
  2. Step 2: Convert to fraction form
    2,551.12/3,827.24 = 1,512.07/x
  3. Step 3: Cross multiply
    2,551.12x = 3,827.24 × 1,512.07
  4. Step 4: Simplify right side
    2,551.12x = 5,787,028.09
  5. Step 5: Solve for x
    x = 5,787,028.09/2,551.12
  6. Step 6: Final answer
    x = 2,268.43

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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.