Home / 3,226.53-4,451.93-2,109.11

Finding the Fourth Proportional to 3,226.53, 4,451.93 and 2,109.11

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Solution

The fourth proportional to 3,226.53, 4,451.93 and 2,109.11 is: 2,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.53 : 4,451.93 = 2,109.11 : x
  2. Step 2: Convert to fraction form
    3,226.53/4,451.93 = 2,109.11/x
  3. Step 3: Cross multiply
    3,226.53x = 4,451.93 × 2,109.11
  4. Step 4: Simplify right side
    3,226.53x = 9,389,593.10
  5. Step 5: Solve for x
    x = 9,389,593.10/3,226.53
  6. Step 6: Final answer
    x = 2,910.12

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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.