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Finding the Fourth Proportional to 1,592.71, 2,197.94 and 894.04

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Solution

The fourth proportional to 1,592.71, 2,197.94 and 894.04 is: 1,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.71 : 2,197.94 = 894.04 : x
  2. Step 2: Convert to fraction form
    1,592.71/2,197.94 = 894.04/x
  3. Step 3: Cross multiply
    1,592.71x = 2,197.94 × 894.04
  4. Step 4: Simplify right side
    1,592.71x = 1,965,046.28
  5. Step 5: Solve for x
    x = 1,965,046.28/1,592.71
  6. Step 6: Final answer
    x = 1,233.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.