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Finding the Fourth Proportional to 3,702, 5,108.66 and 2,023.41

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Solution

The fourth proportional to 3,702, 5,108.66 and 2,023.41 is: 2,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702 : 5,108.66 = 2,023.41 : x
  2. Step 2: Convert to fraction form
    3,702/5,108.66 = 2,023.41/x
  3. Step 3: Cross multiply
    3,702x = 5,108.66 × 2,023.41
  4. Step 4: Simplify right side
    3,702x = 10,336,903.61
  5. Step 5: Solve for x
    x = 10,336,903.61/3,702
  6. Step 6: Final answer
    x = 2,792.25

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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.