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Finding the Fourth Proportional to 3,553.62, 4,904.03 and 1,960.33

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Solution

The fourth proportional to 3,553.62, 4,904.03 and 1,960.33 is: 2,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.62 : 4,904.03 = 1,960.33 : x
  2. Step 2: Convert to fraction form
    3,553.62/4,904.03 = 1,960.33/x
  3. Step 3: Cross multiply
    3,553.62x = 4,904.03 × 1,960.33
  4. Step 4: Simplify right side
    3,553.62x = 9,613,517.13
  5. Step 5: Solve for x
    x = 9,613,517.13/3,553.62
  6. Step 6: Final answer
    x = 2,705.27

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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.