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Finding the Fourth Proportional to 3,668.54, 5,503.50 and 1,204.07

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Solution

The fourth proportional to 3,668.54, 5,503.50 and 1,204.07 is: 1,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.54 : 5,503.50 = 1,204.07 : x
  2. Step 2: Convert to fraction form
    3,668.54/5,503.50 = 1,204.07/x
  3. Step 3: Cross multiply
    3,668.54x = 5,503.50 × 1,204.07
  4. Step 4: Simplify right side
    3,668.54x = 6,626,565.71
  5. Step 5: Solve for x
    x = 6,626,565.71/3,668.54
  6. Step 6: Final answer
    x = 1,806.32

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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.