Home / 5,389.53-8,084.30-3,197.07

Finding the Fourth Proportional to 5,389.53, 8,084.30 and 3,197.07

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Solution

The fourth proportional to 5,389.53, 8,084.30 and 3,197.07 is: 4,795.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.53 : 8,084.30 = 3,197.07 : x
  2. Step 2: Convert to fraction form
    5,389.53/8,084.30 = 3,197.07/x
  3. Step 3: Cross multiply
    5,389.53x = 8,084.30 × 3,197.07
  4. Step 4: Simplify right side
    5,389.53x = 25,846,057.02
  5. Step 5: Solve for x
    x = 25,846,057.02/5,389.53
  6. Step 6: Final answer
    x = 4,795.61

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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.