Home / 4,261.82-6,394.68-1,922.45

Finding the Fourth Proportional to 4,261.82, 6,394.68 and 1,922.45

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Solution

The fourth proportional to 4,261.82, 6,394.68 and 1,922.45 is: 2,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.82 : 6,394.68 = 1,922.45 : x
  2. Step 2: Convert to fraction form
    4,261.82/6,394.68 = 1,922.45/x
  3. Step 3: Cross multiply
    4,261.82x = 6,394.68 × 1,922.45
  4. Step 4: Simplify right side
    4,261.82x = 12,293,420.59
  5. Step 5: Solve for x
    x = 12,293,420.59/4,261.82
  6. Step 6: Final answer
    x = 2,884.55

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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.