Home / 3,723.76-5,137.18-2,396.98

Finding the Fourth Proportional to 3,723.76, 5,137.18 and 2,396.98

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Solution

The fourth proportional to 3,723.76, 5,137.18 and 2,396.98 is: 3,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.76 : 5,137.18 = 2,396.98 : x
  2. Step 2: Convert to fraction form
    3,723.76/5,137.18 = 2,396.98/x
  3. Step 3: Cross multiply
    3,723.76x = 5,137.18 × 2,396.98
  4. Step 4: Simplify right side
    3,723.76x = 12,313,717.72
  5. Step 5: Solve for x
    x = 12,313,717.72/3,723.76
  6. Step 6: Final answer
    x = 3,306.80

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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.