Home / 5,586.26-8,371.83-2,121.62

Finding the Fourth Proportional to 5,586.26, 8,371.83 and 2,121.62

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Solution

The fourth proportional to 5,586.26, 8,371.83 and 2,121.62 is: 3,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.26 : 8,371.83 = 2,121.62 : x
  2. Step 2: Convert to fraction form
    5,586.26/8,371.83 = 2,121.62/x
  3. Step 3: Cross multiply
    5,586.26x = 8,371.83 × 2,121.62
  4. Step 4: Simplify right side
    5,586.26x = 17,761,841.96
  5. Step 5: Solve for x
    x = 17,761,841.96/5,586.26
  6. Step 6: Final answer
    x = 3,179.56

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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.