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Finding the Fourth Proportional to 2,383.22, 3,574.39 and 996.18

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Solution

The fourth proportional to 2,383.22, 3,574.39 and 996.18 is: 1,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.22 : 3,574.39 = 996.18 : x
  2. Step 2: Convert to fraction form
    2,383.22/3,574.39 = 996.18/x
  3. Step 3: Cross multiply
    2,383.22x = 3,574.39 × 996.18
  4. Step 4: Simplify right side
    2,383.22x = 3,560,733.34
  5. Step 5: Solve for x
    x = 3,560,733.34/2,383.22
  6. Step 6: Final answer
    x = 1,494.09

Related Problems

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.