Home / 5,461.12-8,183.85-3,116.27

Finding the Fourth Proportional to 5,461.12, 8,183.85 and 3,116.27

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Solution

The fourth proportional to 5,461.12, 8,183.85 and 3,116.27 is: 4,669.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.12 : 8,183.85 = 3,116.27 : x
  2. Step 2: Convert to fraction form
    5,461.12/8,183.85 = 3,116.27/x
  3. Step 3: Cross multiply
    5,461.12x = 8,183.85 × 3,116.27
  4. Step 4: Simplify right side
    5,461.12x = 25,503,086.24
  5. Step 5: Solve for x
    x = 25,503,086.24/5,461.12
  6. Step 6: Final answer
    x = 4,669.94

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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.