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Finding the Fourth Proportional to 5,522.33, 7,620.81 and 3,004.44

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Solution

The fourth proportional to 5,522.33, 7,620.81 and 3,004.44 is: 4,146.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.33 : 7,620.81 = 3,004.44 : x
  2. Step 2: Convert to fraction form
    5,522.33/7,620.81 = 3,004.44/x
  3. Step 3: Cross multiply
    5,522.33x = 7,620.81 × 3,004.44
  4. Step 4: Simplify right side
    5,522.33x = 22,896,266.04
  5. Step 5: Solve for x
    x = 22,896,266.04/5,522.33
  6. Step 6: Final answer
    x = 4,146.13

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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.