Home / 3,257.12-4,494.60-1,998.23

Finding the Fourth Proportional to 3,257.12, 4,494.60 and 1,998.23

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Solution

The fourth proportional to 3,257.12, 4,494.60 and 1,998.23 is: 2,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.12 : 4,494.60 = 1,998.23 : x
  2. Step 2: Convert to fraction form
    3,257.12/4,494.60 = 1,998.23/x
  3. Step 3: Cross multiply
    3,257.12x = 4,494.60 × 1,998.23
  4. Step 4: Simplify right side
    3,257.12x = 8,981,244.56
  5. Step 5: Solve for x
    x = 8,981,244.56/3,257.12
  6. Step 6: Final answer
    x = 2,757.42

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,258.12, 4,495.98 and 1,999.23
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.