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Finding the Fourth Proportional to 2,267.33, 3,401 and 623.89

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Solution

The fourth proportional to 2,267.33, 3,401 and 623.89 is: 935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.33 : 3,401 = 623.89 : x
  2. Step 2: Convert to fraction form
    2,267.33/3,401 = 623.89/x
  3. Step 3: Cross multiply
    2,267.33x = 3,401 × 623.89
  4. Step 4: Simplify right side
    2,267.33x = 2,121,849.89
  5. Step 5: Solve for x
    x = 2,121,849.89/2,267.33
  6. Step 6: Final answer
    x = 935.84

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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.