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Finding the Fourth Proportional to 3,674.62, 5,508.42 and 1,365.58

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Solution

The fourth proportional to 3,674.62, 5,508.42 and 1,365.58 is: 2,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.62 : 5,508.42 = 1,365.58 : x
  2. Step 2: Convert to fraction form
    3,674.62/5,508.42 = 1,365.58/x
  3. Step 3: Cross multiply
    3,674.62x = 5,508.42 × 1,365.58
  4. Step 4: Simplify right side
    3,674.62x = 7,522,188.18
  5. Step 5: Solve for x
    x = 7,522,188.18/3,674.62
  6. Step 6: Final answer
    x = 2,047.07

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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.