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Finding the Fourth Proportional to 3,362.01, 5,043.00 and 863.19

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Solution

The fourth proportional to 3,362.01, 5,043.00 and 863.19 is: 1,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.01 : 5,043.00 = 863.19 : x
  2. Step 2: Convert to fraction form
    3,362.01/5,043.00 = 863.19/x
  3. Step 3: Cross multiply
    3,362.01x = 5,043.00 × 863.19
  4. Step 4: Simplify right side
    3,362.01x = 4,353,067.98
  5. Step 5: Solve for x
    x = 4,353,067.98/3,362.01
  6. Step 6: Final answer
    x = 1,294.78

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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.