Home / 4,112.21-6,169.13-1,190.54

Finding the Fourth Proportional to 4,112.21, 6,169.13 and 1,190.54

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Solution

The fourth proportional to 4,112.21, 6,169.13 and 1,190.54 is: 1,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.21 : 6,169.13 = 1,190.54 : x
  2. Step 2: Convert to fraction form
    4,112.21/6,169.13 = 1,190.54/x
  3. Step 3: Cross multiply
    4,112.21x = 6,169.13 × 1,190.54
  4. Step 4: Simplify right side
    4,112.21x = 7,344,590.08
  5. Step 5: Solve for x
    x = 7,344,590.08/4,112.21
  6. Step 6: Final answer
    x = 1,786.04

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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.