Home / 5,446.16-8,170.46-1,983.38

Finding the Fourth Proportional to 5,446.16, 8,170.46 and 1,983.38

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Solution

The fourth proportional to 5,446.16, 8,170.46 and 1,983.38 is: 2,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.16 : 8,170.46 = 1,983.38 : x
  2. Step 2: Convert to fraction form
    5,446.16/8,170.46 = 1,983.38/x
  3. Step 3: Cross multiply
    5,446.16x = 8,170.46 × 1,983.38
  4. Step 4: Simplify right side
    5,446.16x = 16,205,091.06
  5. Step 5: Solve for x
    x = 16,205,091.06/5,446.16
  6. Step 6: Final answer
    x = 2,975.51

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Double scale
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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.