Home / 3,786.13-5,227.46-2,370.43

Finding the Fourth Proportional to 3,786.13, 5,227.46 and 2,370.43

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Solution

The fourth proportional to 3,786.13, 5,227.46 and 2,370.43 is: 3,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.13 : 5,227.46 = 2,370.43 : x
  2. Step 2: Convert to fraction form
    3,786.13/5,227.46 = 2,370.43/x
  3. Step 3: Cross multiply
    3,786.13x = 5,227.46 × 2,370.43
  4. Step 4: Simplify right side
    3,786.13x = 12,391,328.01
  5. Step 5: Solve for x
    x = 12,391,328.01/3,786.13
  6. Step 6: Final answer
    x = 3,272.82

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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.