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Finding the Fourth Proportional to 3,668.75, 5,500.44 and 2,353.99

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Solution

The fourth proportional to 3,668.75, 5,500.44 and 2,353.99 is: 3,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.75 : 5,500.44 = 2,353.99 : x
  2. Step 2: Convert to fraction form
    3,668.75/5,500.44 = 2,353.99/x
  3. Step 3: Cross multiply
    3,668.75x = 5,500.44 × 2,353.99
  4. Step 4: Simplify right side
    3,668.75x = 12,947,980.76
  5. Step 5: Solve for x
    x = 12,947,980.76/3,668.75
  6. Step 6: Final answer
    x = 3,529.26

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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.