Home / 3,209.88-4,429.44-1,883.82

Finding the Fourth Proportional to 3,209.88, 4,429.44 and 1,883.82

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Solution

The fourth proportional to 3,209.88, 4,429.44 and 1,883.82 is: 2,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.88 : 4,429.44 = 1,883.82 : x
  2. Step 2: Convert to fraction form
    3,209.88/4,429.44 = 1,883.82/x
  3. Step 3: Cross multiply
    3,209.88x = 4,429.44 × 1,883.82
  4. Step 4: Simplify right side
    3,209.88x = 8,344,267.66
  5. Step 5: Solve for x
    x = 8,344,267.66/3,209.88
  6. Step 6: Final answer
    x = 2,599.56

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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.