Home / 6,190.76-8,550.29-4,197.85

Finding the Fourth Proportional to 6,190.76, 8,550.29 and 4,197.85

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Solution

The fourth proportional to 6,190.76, 8,550.29 and 4,197.85 is: 5,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.76 : 8,550.29 = 4,197.85 : x
  2. Step 2: Convert to fraction form
    6,190.76/8,550.29 = 4,197.85/x
  3. Step 3: Cross multiply
    6,190.76x = 8,550.29 × 4,197.85
  4. Step 4: Simplify right side
    6,190.76x = 35,892,824.00
  5. Step 5: Solve for x
    x = 35,892,824.00/6,190.76
  6. Step 6: Final answer
    x = 5,797.80

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Half scale
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Double scale
Find fourth proportional to 6,191.76, 8,551.67 and 4,198.85
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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.