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Finding the Fourth Proportional to 3,293.73, 4,543.74 and 1,966.68

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Solution

The fourth proportional to 3,293.73, 4,543.74 and 1,966.68 is: 2,713.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.73 : 4,543.74 = 1,966.68 : x
  2. Step 2: Convert to fraction form
    3,293.73/4,543.74 = 1,966.68/x
  3. Step 3: Cross multiply
    3,293.73x = 4,543.74 × 1,966.68
  4. Step 4: Simplify right side
    3,293.73x = 8,936,082.58
  5. Step 5: Solve for x
    x = 8,936,082.58/3,293.73
  6. Step 6: Final answer
    x = 2,713.06

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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.