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Finding the Fourth Proportional to 2,396.08, 3,594.14 and 664.84

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Solution

The fourth proportional to 2,396.08, 3,594.14 and 664.84 is: 997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396.08 : 3,594.14 = 664.84 : x
  2. Step 2: Convert to fraction form
    2,396.08/3,594.14 = 664.84/x
  3. Step 3: Cross multiply
    2,396.08x = 3,594.14 × 664.84
  4. Step 4: Simplify right side
    2,396.08x = 2,389,528.04
  5. Step 5: Solve for x
    x = 2,389,528.04/2,396.08
  6. Step 6: Final answer
    x = 997.27

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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.