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Finding the Fourth Proportional to 4,057.92, 5,599.94 and 2,194.92

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Solution

The fourth proportional to 4,057.92, 5,599.94 and 2,194.92 is: 3,028.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.92 : 5,599.94 = 2,194.92 : x
  2. Step 2: Convert to fraction form
    4,057.92/5,599.94 = 2,194.92/x
  3. Step 3: Cross multiply
    4,057.92x = 5,599.94 × 2,194.92
  4. Step 4: Simplify right side
    4,057.92x = 12,291,409.33
  5. Step 5: Solve for x
    x = 12,291,409.33/4,057.92
  6. Step 6: Final answer
    x = 3,028.99

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Find fourth proportional to 2,028.96, 2,799.97 and 1,097.46
Half scale
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Double scale
Find fourth proportional to 4,058.92, 5,601.32 and 2,195.92
Similar ratio
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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.