Home / 3,842.43-5,754.40-2,193.98

Finding the Fourth Proportional to 3,842.43, 5,754.40 and 2,193.98

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Solution

The fourth proportional to 3,842.43, 5,754.40 and 2,193.98 is: 3,285.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.43 : 5,754.40 = 2,193.98 : x
  2. Step 2: Convert to fraction form
    3,842.43/5,754.40 = 2,193.98/x
  3. Step 3: Cross multiply
    3,842.43x = 5,754.40 × 2,193.98
  4. Step 4: Simplify right side
    3,842.43x = 12,625,029.61
  5. Step 5: Solve for x
    x = 12,625,029.61/3,842.43
  6. Step 6: Final answer
    x = 3,285.69

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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.