Home / 8,091.14-12,136.70-2,544.96

Finding the Fourth Proportional to 8,091.14, 12,136.70 and 2,544.96

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Solution

The fourth proportional to 8,091.14, 12,136.70 and 2,544.96 is: 3,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.14 : 12,136.70 = 2,544.96 : x
  2. Step 2: Convert to fraction form
    8,091.14/12,136.70 = 2,544.96/x
  3. Step 3: Cross multiply
    8,091.14x = 12,136.70 × 2,544.96
  4. Step 4: Simplify right side
    8,091.14x = 30,887,403.31
  5. Step 5: Solve for x
    x = 30,887,403.31/8,091.14
  6. Step 6: Final answer
    x = 3,817.44

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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.