Home / 3,622.09-4,998.17-2,109.41

Finding the Fourth Proportional to 3,622.09, 4,998.17 and 2,109.41

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Solution

The fourth proportional to 3,622.09, 4,998.17 and 2,109.41 is: 2,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.09 : 4,998.17 = 2,109.41 : x
  2. Step 2: Convert to fraction form
    3,622.09/4,998.17 = 2,109.41/x
  3. Step 3: Cross multiply
    3,622.09x = 4,998.17 × 2,109.41
  4. Step 4: Simplify right side
    3,622.09x = 10,543,179.23
  5. Step 5: Solve for x
    x = 10,543,179.23/3,622.09
  6. Step 6: Final answer
    x = 2,910.80

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1.5x scale

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.