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Finding the Fourth Proportional to 2,394.23, 3,591.55 and 662.85

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Solution

The fourth proportional to 2,394.23, 3,591.55 and 662.85 is: 994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.23 : 3,591.55 = 662.85 : x
  2. Step 2: Convert to fraction form
    2,394.23/3,591.55 = 662.85/x
  3. Step 3: Cross multiply
    2,394.23x = 3,591.55 × 662.85
  4. Step 4: Simplify right side
    2,394.23x = 2,380,658.92
  5. Step 5: Solve for x
    x = 2,380,658.92/2,394.23
  6. Step 6: Final answer
    x = 994.33

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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.