Home / 4,450.96-6,680.78-2,144.08

Finding the Fourth Proportional to 4,450.96, 6,680.78 and 2,144.08

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Solution

The fourth proportional to 4,450.96, 6,680.78 and 2,144.08 is: 3,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.96 : 6,680.78 = 2,144.08 : x
  2. Step 2: Convert to fraction form
    4,450.96/6,680.78 = 2,144.08/x
  3. Step 3: Cross multiply
    4,450.96x = 6,680.78 × 2,144.08
  4. Step 4: Simplify right side
    4,450.96x = 14,324,116.06
  5. Step 5: Solve for x
    x = 14,324,116.06/4,450.96
  6. Step 6: Final answer
    x = 3,218.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.