Home / 3,021.19-4,169.18-1,694.89

Finding the Fourth Proportional to 3,021.19, 4,169.18 and 1,694.89

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Solution

The fourth proportional to 3,021.19, 4,169.18 and 1,694.89 is: 2,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.19 : 4,169.18 = 1,694.89 : x
  2. Step 2: Convert to fraction form
    3,021.19/4,169.18 = 1,694.89/x
  3. Step 3: Cross multiply
    3,021.19x = 4,169.18 × 1,694.89
  4. Step 4: Simplify right side
    3,021.19x = 7,066,280.64
  5. Step 5: Solve for x
    x = 7,066,280.64/3,021.19
  6. Step 6: Final answer
    x = 2,338.91

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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.