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Finding the Fourth Proportional to 3,794.47, 5,236.52 and 3,163.93

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Solution

The fourth proportional to 3,794.47, 5,236.52 and 3,163.93 is: 4,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.47 : 5,236.52 = 3,163.93 : x
  2. Step 2: Convert to fraction form
    3,794.47/5,236.52 = 3,163.93/x
  3. Step 3: Cross multiply
    3,794.47x = 5,236.52 × 3,163.93
  4. Step 4: Simplify right side
    3,794.47x = 16,567,953.81
  5. Step 5: Solve for x
    x = 16,567,953.81/3,794.47
  6. Step 6: Final answer
    x = 4,366.34

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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.