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Finding the Fourth Proportional to 5,751.62, 7,936.99 and 3,517.23

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Solution

The fourth proportional to 5,751.62, 7,936.99 and 3,517.23 is: 4,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.62 : 7,936.99 = 3,517.23 : x
  2. Step 2: Convert to fraction form
    5,751.62/7,936.99 = 3,517.23/x
  3. Step 3: Cross multiply
    5,751.62x = 7,936.99 × 3,517.23
  4. Step 4: Simplify right side
    5,751.62x = 27,916,219.34
  5. Step 5: Solve for x
    x = 27,916,219.34/5,751.62
  6. Step 6: Final answer
    x = 4,853.63

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1.5x scale

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.