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Finding the Fourth Proportional to 4,057.39, 5,599.19 and 2,194.39

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Solution

The fourth proportional to 4,057.39, 5,599.19 and 2,194.39 is: 3,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.39 : 5,599.19 = 2,194.39 : x
  2. Step 2: Convert to fraction form
    4,057.39/5,599.19 = 2,194.39/x
  3. Step 3: Cross multiply
    4,057.39x = 5,599.19 × 2,194.39
  4. Step 4: Simplify right side
    4,057.39x = 12,286,767.58
  5. Step 5: Solve for x
    x = 12,286,767.58/4,057.39
  6. Step 6: Final answer
    x = 3,028.25

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Find fourth proportional to 2,028.69, 2,799.59 and 1,097.19
Half scale
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Double scale
Find fourth proportional to 4,058.39, 5,600.56 and 2,195.39
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.