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Finding the Fourth Proportional to 2,256, 3,383.99 and 1,023.39

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Solution

The fourth proportional to 2,256, 3,383.99 and 1,023.39 is: 1,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256 : 3,383.99 = 1,023.39 : x
  2. Step 2: Convert to fraction form
    2,256/3,383.99 = 1,023.39/x
  3. Step 3: Cross multiply
    2,256x = 3,383.99 × 1,023.39
  4. Step 4: Simplify right side
    2,256x = 3,463,136.41
  5. Step 5: Solve for x
    x = 3,463,136.41/2,256
  6. Step 6: Final answer
    x = 1,535.08

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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.