Home / 6,136.38-9,199.44-2,847.78

Finding the Fourth Proportional to 6,136.38, 9,199.44 and 2,847.78

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Solution

The fourth proportional to 6,136.38, 9,199.44 and 2,847.78 is: 4,269.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.38 : 9,199.44 = 2,847.78 : x
  2. Step 2: Convert to fraction form
    6,136.38/9,199.44 = 2,847.78/x
  3. Step 3: Cross multiply
    6,136.38x = 9,199.44 × 2,847.78
  4. Step 4: Simplify right side
    6,136.38x = 26,197,981.24
  5. Step 5: Solve for x
    x = 26,197,981.24/6,136.38
  6. Step 6: Final answer
    x = 4,269.29

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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.