Home / 3,198.87-4,416.62-2,004.35

Finding the Fourth Proportional to 3,198.87, 4,416.62 and 2,004.35

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Solution

The fourth proportional to 3,198.87, 4,416.62 and 2,004.35 is: 2,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.87 : 4,416.62 = 2,004.35 : x
  2. Step 2: Convert to fraction form
    3,198.87/4,416.62 = 2,004.35/x
  3. Step 3: Cross multiply
    3,198.87x = 4,416.62 × 2,004.35
  4. Step 4: Simplify right side
    3,198.87x = 8,852,420.19
  5. Step 5: Solve for x
    x = 8,852,420.19/3,198.87
  6. Step 6: Final answer
    x = 2,767.36

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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.