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Finding the Fourth Proportional to 4,573.82, 6,863.22 and 1,940.92

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Solution

The fourth proportional to 4,573.82, 6,863.22 and 1,940.92 is: 2,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.82 : 6,863.22 = 1,940.92 : x
  2. Step 2: Convert to fraction form
    4,573.82/6,863.22 = 1,940.92/x
  3. Step 3: Cross multiply
    4,573.82x = 6,863.22 × 1,940.92
  4. Step 4: Simplify right side
    4,573.82x = 13,320,960.96
  5. Step 5: Solve for x
    x = 13,320,960.96/4,573.82
  6. Step 6: Final answer
    x = 2,912.44

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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.