Home / 3,203.27-4,422.53-2,455.82

Finding the Fourth Proportional to 3,203.27, 4,422.53 and 2,455.82

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Solution

The fourth proportional to 3,203.27, 4,422.53 and 2,455.82 is: 3,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.27 : 4,422.53 = 2,455.82 : x
  2. Step 2: Convert to fraction form
    3,203.27/4,422.53 = 2,455.82/x
  3. Step 3: Cross multiply
    3,203.27x = 4,422.53 × 2,455.82
  4. Step 4: Simplify right side
    3,203.27x = 10,860,937.62
  5. Step 5: Solve for x
    x = 10,860,937.62/3,203.27
  6. Step 6: Final answer
    x = 3,390.58

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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.