Home / 4,105.44-6,153.60-2,947.68

Finding the Fourth Proportional to 4,105.44, 6,153.60 and 2,947.68

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Solution

The fourth proportional to 4,105.44, 6,153.60 and 2,947.68 is: 4,418.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.44 : 6,153.60 = 2,947.68 : x
  2. Step 2: Convert to fraction form
    4,105.44/6,153.60 = 2,947.68/x
  3. Step 3: Cross multiply
    4,105.44x = 6,153.60 × 2,947.68
  4. Step 4: Simplify right side
    4,105.44x = 18,138,843.65
  5. Step 5: Solve for x
    x = 18,138,843.65/4,105.44
  6. Step 6: Final answer
    x = 4,418.25

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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.