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Finding the Fourth Proportional to 3,394.80, 5,092.16 and 1,204.16

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Solution

The fourth proportional to 3,394.80, 5,092.16 and 1,204.16 is: 1,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.80 : 5,092.16 = 1,204.16 : x
  2. Step 2: Convert to fraction form
    3,394.80/5,092.16 = 1,204.16/x
  3. Step 3: Cross multiply
    3,394.80x = 5,092.16 × 1,204.16
  4. Step 4: Simplify right side
    3,394.80x = 6,131,775.39
  5. Step 5: Solve for x
    x = 6,131,775.39/3,394.80
  6. Step 6: Final answer
    x = 1,806.23

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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.