Home / 3,604.05-5,406.06-1,960.23

Finding the Fourth Proportional to 3,604.05, 5,406.06 and 1,960.23

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Solution

The fourth proportional to 3,604.05, 5,406.06 and 1,960.23 is: 2,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.05 : 5,406.06 = 1,960.23 : x
  2. Step 2: Convert to fraction form
    3,604.05/5,406.06 = 1,960.23/x
  3. Step 3: Cross multiply
    3,604.05x = 5,406.06 × 1,960.23
  4. Step 4: Simplify right side
    3,604.05x = 10,597,120.99
  5. Step 5: Solve for x
    x = 10,597,120.99/3,604.05
  6. Step 6: Final answer
    x = 2,940.34

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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.