Home / 3,194.76-4,408.26-1,935.60

Finding the Fourth Proportional to 3,194.76, 4,408.26 and 1,935.60

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Solution

The fourth proportional to 3,194.76, 4,408.26 and 1,935.60 is: 2,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.76 : 4,408.26 = 1,935.60 : x
  2. Step 2: Convert to fraction form
    3,194.76/4,408.26 = 1,935.60/x
  3. Step 3: Cross multiply
    3,194.76x = 4,408.26 × 1,935.60
  4. Step 4: Simplify right side
    3,194.76x = 8,532,628.06
  5. Step 5: Solve for x
    x = 8,532,628.06/3,194.76
  6. Step 6: Final answer
    x = 2,670.82

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Half scale
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Double scale
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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.