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Finding the Fourth Proportional to 8,622.33, 12,932.53 and 2,383.23

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Solution

The fourth proportional to 8,622.33, 12,932.53 and 2,383.23 is: 3,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622.33 : 12,932.53 = 2,383.23 : x
  2. Step 2: Convert to fraction form
    8,622.33/12,932.53 = 2,383.23/x
  3. Step 3: Cross multiply
    8,622.33x = 12,932.53 × 2,383.23
  4. Step 4: Simplify right side
    8,622.33x = 30,821,193.47
  5. Step 5: Solve for x
    x = 30,821,193.47/8,622.33
  6. Step 6: Final answer
    x = 3,574.58

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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.