Home / 3,177.70-4,383.44-1,850.92

Finding the Fourth Proportional to 3,177.70, 4,383.44 and 1,850.92

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Solution

The fourth proportional to 3,177.70, 4,383.44 and 1,850.92 is: 2,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.70 : 4,383.44 = 1,850.92 : x
  2. Step 2: Convert to fraction form
    3,177.70/4,383.44 = 1,850.92/x
  3. Step 3: Cross multiply
    3,177.70x = 4,383.44 × 1,850.92
  4. Step 4: Simplify right side
    3,177.70x = 8,113,396.76
  5. Step 5: Solve for x
    x = 8,113,396.76/3,177.70
  6. Step 6: Final answer
    x = 2,553.23

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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.