Home / 3,022.32-4,169.94-1,960.38

Finding the Fourth Proportional to 3,022.32, 4,169.94 and 1,960.38

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Solution

The fourth proportional to 3,022.32, 4,169.94 and 1,960.38 is: 2,704.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.32 : 4,169.94 = 1,960.38 : x
  2. Step 2: Convert to fraction form
    3,022.32/4,169.94 = 1,960.38/x
  3. Step 3: Cross multiply
    3,022.32x = 4,169.94 × 1,960.38
  4. Step 4: Simplify right side
    3,022.32x = 8,174,666.98
  5. Step 5: Solve for x
    x = 8,174,666.98/3,022.32
  6. Step 6: Final answer
    x = 2,704.77

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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.