Home / 5,682.87-8,522.97-2,171.58

Finding the Fourth Proportional to 5,682.87, 8,522.97 and 2,171.58

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Solution

The fourth proportional to 5,682.87, 8,522.97 and 2,171.58 is: 3,256.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.87 : 8,522.97 = 2,171.58 : x
  2. Step 2: Convert to fraction form
    5,682.87/8,522.97 = 2,171.58/x
  3. Step 3: Cross multiply
    5,682.87x = 8,522.97 × 2,171.58
  4. Step 4: Simplify right side
    5,682.87x = 18,508,311.19
  5. Step 5: Solve for x
    x = 18,508,311.19/5,682.87
  6. Step 6: Final answer
    x = 3,256.86

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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.