Home / 2,551.97-3,522.12-1,433.36

Finding the Fourth Proportional to 2,551.97, 3,522.12 and 1,433.36

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Solution

The fourth proportional to 2,551.97, 3,522.12 and 1,433.36 is: 1,978.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.97 : 3,522.12 = 1,433.36 : x
  2. Step 2: Convert to fraction form
    2,551.97/3,522.12 = 1,433.36/x
  3. Step 3: Cross multiply
    2,551.97x = 3,522.12 × 1,433.36
  4. Step 4: Simplify right side
    2,551.97x = 5,048,469.35
  5. Step 5: Solve for x
    x = 5,048,469.35/2,551.97
  6. Step 6: Final answer
    x = 1,978.26

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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.