Home / 3,822.33-5,272.57-2,403.77

Finding the Fourth Proportional to 3,822.33, 5,272.57 and 2,403.77

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Solution

The fourth proportional to 3,822.33, 5,272.57 and 2,403.77 is: 3,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.33 : 5,272.57 = 2,403.77 : x
  2. Step 2: Convert to fraction form
    3,822.33/5,272.57 = 2,403.77/x
  3. Step 3: Cross multiply
    3,822.33x = 5,272.57 × 2,403.77
  4. Step 4: Simplify right side
    3,822.33x = 12,674,007.21
  5. Step 5: Solve for x
    x = 12,674,007.21/3,822.33
  6. Step 6: Final answer
    x = 3,315.78

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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.