Home / 3,356.43-4,632.11-1,940.37

Finding the Fourth Proportional to 3,356.43, 4,632.11 and 1,940.37

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Solution

The fourth proportional to 3,356.43, 4,632.11 and 1,940.37 is: 2,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.43 : 4,632.11 = 1,940.37 : x
  2. Step 2: Convert to fraction form
    3,356.43/4,632.11 = 1,940.37/x
  3. Step 3: Cross multiply
    3,356.43x = 4,632.11 × 1,940.37
  4. Step 4: Simplify right side
    3,356.43x = 8,987,997.58
  5. Step 5: Solve for x
    x = 8,987,997.58/3,356.43
  6. Step 6: Final answer
    x = 2,677.84

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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.