Home / 5,550.43-7,661.24-3,194.23

Finding the Fourth Proportional to 5,550.43, 7,661.24 and 3,194.23

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Solution

The fourth proportional to 5,550.43, 7,661.24 and 3,194.23 is: 4,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.43 : 7,661.24 = 3,194.23 : x
  2. Step 2: Convert to fraction form
    5,550.43/7,661.24 = 3,194.23/x
  3. Step 3: Cross multiply
    5,550.43x = 7,661.24 × 3,194.23
  4. Step 4: Simplify right side
    5,550.43x = 24,471,762.65
  5. Step 5: Solve for x
    x = 24,471,762.65/5,550.43
  6. Step 6: Final answer
    x = 4,408.99

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Half scale
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Double scale
Find fourth proportional to 5,551.43, 7,662.62 and 3,195.23
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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.