Home / 3,170.73-4,756.68-1,091.04

Finding the Fourth Proportional to 3,170.73, 4,756.68 and 1,091.04

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Solution

The fourth proportional to 3,170.73, 4,756.68 and 1,091.04 is: 1,636.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.73 : 4,756.68 = 1,091.04 : x
  2. Step 2: Convert to fraction form
    3,170.73/4,756.68 = 1,091.04/x
  3. Step 3: Cross multiply
    3,170.73x = 4,756.68 × 1,091.04
  4. Step 4: Simplify right side
    3,170.73x = 5,189,728.15
  5. Step 5: Solve for x
    x = 5,189,728.15/3,170.73
  6. Step 6: Final answer
    x = 1,636.76

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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.