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Finding the Fourth Proportional to 2,395.46, 3,593.19 and 664.04

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Solution

The fourth proportional to 2,395.46, 3,593.19 and 664.04 is: 996.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.46 : 3,593.19 = 664.04 : x
  2. Step 2: Convert to fraction form
    2,395.46/3,593.19 = 664.04/x
  3. Step 3: Cross multiply
    2,395.46x = 3,593.19 × 664.04
  4. Step 4: Simplify right side
    2,395.46x = 2,386,021.89
  5. Step 5: Solve for x
    x = 2,386,021.89/2,395.46
  6. Step 6: Final answer
    x = 996.06

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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.