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Finding the Fourth Proportional to 5,927.38, 8,183.63 and 3,803.71

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Solution

The fourth proportional to 5,927.38, 8,183.63 and 3,803.71 is: 5,251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.38 : 8,183.63 = 3,803.71 : x
  2. Step 2: Convert to fraction form
    5,927.38/8,183.63 = 3,803.71/x
  3. Step 3: Cross multiply
    5,927.38x = 8,183.63 × 3,803.71
  4. Step 4: Simplify right side
    5,927.38x = 31,128,159.66
  5. Step 5: Solve for x
    x = 31,128,159.66/5,927.38
  6. Step 6: Final answer
    x = 5,251.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.