Home / 3,229.94-4,457.35-2,110.22

Finding the Fourth Proportional to 3,229.94, 4,457.35 and 2,110.22

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Solution

The fourth proportional to 3,229.94, 4,457.35 and 2,110.22 is: 2,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.94 : 4,457.35 = 2,110.22 : x
  2. Step 2: Convert to fraction form
    3,229.94/4,457.35 = 2,110.22/x
  3. Step 3: Cross multiply
    3,229.94x = 4,457.35 × 2,110.22
  4. Step 4: Simplify right side
    3,229.94x = 9,405,989.12
  5. Step 5: Solve for x
    x = 9,405,989.12/3,229.94
  6. Step 6: Final answer
    x = 2,912.13

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Double scale
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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.