Home / 3,161.16-4,736.55-2,232.21

Finding the Fourth Proportional to 3,161.16, 4,736.55 and 2,232.21

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Solution

The fourth proportional to 3,161.16, 4,736.55 and 2,232.21 is: 3,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.16 : 4,736.55 = 2,232.21 : x
  2. Step 2: Convert to fraction form
    3,161.16/4,736.55 = 2,232.21/x
  3. Step 3: Cross multiply
    3,161.16x = 4,736.55 × 2,232.21
  4. Step 4: Simplify right side
    3,161.16x = 10,572,974.28
  5. Step 5: Solve for x
    x = 10,572,974.28/3,161.16
  6. Step 6: Final answer
    x = 3,344.65

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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.