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Finding the Fourth Proportional to 3,708.97, 5,569.82 and 3,293.44

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Solution

The fourth proportional to 3,708.97, 5,569.82 and 3,293.44 is: 4,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.97 : 5,569.82 = 3,293.44 : x
  2. Step 2: Convert to fraction form
    3,708.97/5,569.82 = 3,293.44/x
  3. Step 3: Cross multiply
    3,708.97x = 5,569.82 × 3,293.44
  4. Step 4: Simplify right side
    3,708.97x = 18,343,867.98
  5. Step 5: Solve for x
    x = 18,343,867.98/3,708.97
  6. Step 6: Final answer
    x = 4,945.81

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1.5x scale

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.