Home / 3,163.08-4,361.19-2,882.16

Finding the Fourth Proportional to 3,163.08, 4,361.19 and 2,882.16

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Solution

The fourth proportional to 3,163.08, 4,361.19 and 2,882.16 is: 3,973.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.08 : 4,361.19 = 2,882.16 : x
  2. Step 2: Convert to fraction form
    3,163.08/4,361.19 = 2,882.16/x
  3. Step 3: Cross multiply
    3,163.08x = 4,361.19 × 2,882.16
  4. Step 4: Simplify right side
    3,163.08x = 12,569,647.37
  5. Step 5: Solve for x
    x = 12,569,647.37/3,163.08
  6. Step 6: Final answer
    x = 3,973.86

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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.