Home / 3,144.92-4,718.94-2,226.38

Finding the Fourth Proportional to 3,144.92, 4,718.94 and 2,226.38

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Solution

The fourth proportional to 3,144.92, 4,718.94 and 2,226.38 is: 3,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.92 : 4,718.94 = 2,226.38 : x
  2. Step 2: Convert to fraction form
    3,144.92/4,718.94 = 2,226.38/x
  3. Step 3: Cross multiply
    3,144.92x = 4,718.94 × 2,226.38
  4. Step 4: Simplify right side
    3,144.92x = 10,506,153.64
  5. Step 5: Solve for x
    x = 10,506,153.64/3,144.92
  6. Step 6: Final answer
    x = 3,340.67

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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.