Home / 3,021.15-4,169.25-1,694.85

Finding the Fourth Proportional to 3,021.15, 4,169.25 and 1,694.85

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Solution

The fourth proportional to 3,021.15, 4,169.25 and 1,694.85 is: 2,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.15 : 4,169.25 = 1,694.85 : x
  2. Step 2: Convert to fraction form
    3,021.15/4,169.25 = 1,694.85/x
  3. Step 3: Cross multiply
    3,021.15x = 4,169.25 × 1,694.85
  4. Step 4: Simplify right side
    3,021.15x = 7,066,253.36
  5. Step 5: Solve for x
    x = 7,066,253.36/3,021.15
  6. Step 6: Final answer
    x = 2,338.93

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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.