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Finding the Fourth Proportional to 1,954.26, 2,696 and 1,167.84

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Solution

The fourth proportional to 1,954.26, 2,696 and 1,167.84 is: 1,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.26 : 2,696 = 1,167.84 : x
  2. Step 2: Convert to fraction form
    1,954.26/2,696 = 1,167.84/x
  3. Step 3: Cross multiply
    1,954.26x = 2,696 × 1,167.84
  4. Step 4: Simplify right side
    1,954.26x = 3,148,496.64
  5. Step 5: Solve for x
    x = 3,148,496.64/1,954.26
  6. Step 6: Final answer
    x = 1,611.09

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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.