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Finding the Fourth Proportional to 3,633.84, 5,014.56 and 2,061.84

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Solution

The fourth proportional to 3,633.84, 5,014.56 and 2,061.84 is: 2,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.84 : 5,014.56 = 2,061.84 : x
  2. Step 2: Convert to fraction form
    3,633.84/5,014.56 = 2,061.84/x
  3. Step 3: Cross multiply
    3,633.84x = 5,014.56 × 2,061.84
  4. Step 4: Simplify right side
    3,633.84x = 10,339,220.39
  5. Step 5: Solve for x
    x = 10,339,220.39/3,633.84
  6. Step 6: Final answer
    x = 2,845.26

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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.