Home / 3,190.97-4,404.68-1,847.18

Finding the Fourth Proportional to 3,190.97, 4,404.68 and 1,847.18

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Solution

The fourth proportional to 3,190.97, 4,404.68 and 1,847.18 is: 2,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.97 : 4,404.68 = 1,847.18 : x
  2. Step 2: Convert to fraction form
    3,190.97/4,404.68 = 1,847.18/x
  3. Step 3: Cross multiply
    3,190.97x = 4,404.68 × 1,847.18
  4. Step 4: Simplify right side
    3,190.97x = 8,136,236.80
  5. Step 5: Solve for x
    x = 8,136,236.80/3,190.97
  6. Step 6: Final answer
    x = 2,549.77

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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.