Home / 3,623.10-4,999.16-2,205.85

Finding the Fourth Proportional to 3,623.10, 4,999.16 and 2,205.85

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Solution

The fourth proportional to 3,623.10, 4,999.16 and 2,205.85 is: 3,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.10 : 4,999.16 = 2,205.85 : x
  2. Step 2: Convert to fraction form
    3,623.10/4,999.16 = 2,205.85/x
  3. Step 3: Cross multiply
    3,623.10x = 4,999.16 × 2,205.85
  4. Step 4: Simplify right side
    3,623.10x = 11,027,372.09
  5. Step 5: Solve for x
    x = 11,027,372.09/3,623.10
  6. Step 6: Final answer
    x = 3,043.63

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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.