Home / 3,172.52-4,375.37-2,582.03

Finding the Fourth Proportional to 3,172.52, 4,375.37 and 2,582.03

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Solution

The fourth proportional to 3,172.52, 4,375.37 and 2,582.03 is: 3,560.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.52 : 4,375.37 = 2,582.03 : x
  2. Step 2: Convert to fraction form
    3,172.52/4,375.37 = 2,582.03/x
  3. Step 3: Cross multiply
    3,172.52x = 4,375.37 × 2,582.03
  4. Step 4: Simplify right side
    3,172.52x = 11,297,314.86
  5. Step 5: Solve for x
    x = 11,297,314.86/3,172.52
  6. Step 6: Final answer
    x = 3,560.99

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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.