Home / 3,211.66-4,817.49-1,131.83

Finding the Fourth Proportional to 3,211.66, 4,817.49 and 1,131.83

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Solution

The fourth proportional to 3,211.66, 4,817.49 and 1,131.83 is: 1,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.66 : 4,817.49 = 1,131.83 : x
  2. Step 2: Convert to fraction form
    3,211.66/4,817.49 = 1,131.83/x
  3. Step 3: Cross multiply
    3,211.66x = 4,817.49 × 1,131.83
  4. Step 4: Simplify right side
    3,211.66x = 5,452,567.15
  5. Step 5: Solve for x
    x = 5,452,567.15/3,211.66
  6. Step 6: Final answer
    x = 1,697.74

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Similar ratio
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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.