Home / 2,272.22-3,135.38-1,327.83

Finding the Fourth Proportional to 2,272.22, 3,135.38 and 1,327.83

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Solution

The fourth proportional to 2,272.22, 3,135.38 and 1,327.83 is: 1,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.22 : 3,135.38 = 1,327.83 : x
  2. Step 2: Convert to fraction form
    2,272.22/3,135.38 = 1,327.83/x
  3. Step 3: Cross multiply
    2,272.22x = 3,135.38 × 1,327.83
  4. Step 4: Simplify right side
    2,272.22x = 4,163,233.23
  5. Step 5: Solve for x
    x = 4,163,233.23/2,272.22
  6. Step 6: Final answer
    x = 1,832.23

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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.