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Finding the Fourth Proportional to 2,683.97, 4,026.19 and 736.17

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Solution

The fourth proportional to 2,683.97, 4,026.19 and 736.17 is: 1,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.97 : 4,026.19 = 736.17 : x
  2. Step 2: Convert to fraction form
    2,683.97/4,026.19 = 736.17/x
  3. Step 3: Cross multiply
    2,683.97x = 4,026.19 × 736.17
  4. Step 4: Simplify right side
    2,683.97x = 2,963,967.38
  5. Step 5: Solve for x
    x = 2,963,967.38/2,683.97
  6. Step 6: Final answer
    x = 1,104.32

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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.