Home / 3,792.22-5,233.41-3,161.68

Finding the Fourth Proportional to 3,792.22, 5,233.41 and 3,161.68

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Solution

The fourth proportional to 3,792.22, 5,233.41 and 3,161.68 is: 4,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.22 : 5,233.41 = 3,161.68 : x
  2. Step 2: Convert to fraction form
    3,792.22/5,233.41 = 3,161.68/x
  3. Step 3: Cross multiply
    3,792.22x = 5,233.41 × 3,161.68
  4. Step 4: Simplify right side
    3,792.22x = 16,546,384.08
  5. Step 5: Solve for x
    x = 16,546,384.08/3,792.22
  6. Step 6: Final answer
    x = 4,363.25

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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.