Home / 3,451.72-5,179.41-2,635.24

Finding the Fourth Proportional to 3,451.72, 5,179.41 and 2,635.24

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Solution

The fourth proportional to 3,451.72, 5,179.41 and 2,635.24 is: 3,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.72 : 5,179.41 = 2,635.24 : x
  2. Step 2: Convert to fraction form
    3,451.72/5,179.41 = 2,635.24/x
  3. Step 3: Cross multiply
    3,451.72x = 5,179.41 × 2,635.24
  4. Step 4: Simplify right side
    3,451.72x = 13,648,988.41
  5. Step 5: Solve for x
    x = 13,648,988.41/3,451.72
  6. Step 6: Final answer
    x = 3,954.26

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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.