Home / 3,197.47-4,794.83-1,116.85

Finding the Fourth Proportional to 3,197.47, 4,794.83 and 1,116.85

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Solution

The fourth proportional to 3,197.47, 4,794.83 and 1,116.85 is: 1,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.47 : 4,794.83 = 1,116.85 : x
  2. Step 2: Convert to fraction form
    3,197.47/4,794.83 = 1,116.85/x
  3. Step 3: Cross multiply
    3,197.47x = 4,794.83 × 1,116.85
  4. Step 4: Simplify right side
    3,197.47x = 5,355,105.89
  5. Step 5: Solve for x
    x = 5,355,105.89/3,197.47
  6. Step 6: Final answer
    x = 1,674.79

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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.