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Finding the Fourth Proportional to 3,673.73, 5,069.67 and 1,995.11

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Solution

The fourth proportional to 3,673.73, 5,069.67 and 1,995.11 is: 2,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.73 : 5,069.67 = 1,995.11 : x
  2. Step 2: Convert to fraction form
    3,673.73/5,069.67 = 1,995.11/x
  3. Step 3: Cross multiply
    3,673.73x = 5,069.67 × 1,995.11
  4. Step 4: Simplify right side
    3,673.73x = 10,114,523.97
  5. Step 5: Solve for x
    x = 10,114,523.97/3,673.73
  6. Step 6: Final answer
    x = 2,753.21

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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.