Home / 4,022.91-5,551.78-2,230.38

Finding the Fourth Proportional to 4,022.91, 5,551.78 and 2,230.38

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Solution

The fourth proportional to 4,022.91, 5,551.78 and 2,230.38 is: 3,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.91 : 5,551.78 = 2,230.38 : x
  2. Step 2: Convert to fraction form
    4,022.91/5,551.78 = 2,230.38/x
  3. Step 3: Cross multiply
    4,022.91x = 5,551.78 × 2,230.38
  4. Step 4: Simplify right side
    4,022.91x = 12,382,568.34
  5. Step 5: Solve for x
    x = 12,382,568.34/4,022.91
  6. Step 6: Final answer
    x = 3,078.01

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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.