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Finding the Fourth Proportional to 3,668.17, 5,502.71 and 1,203.24

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Solution

The fourth proportional to 3,668.17, 5,502.71 and 1,203.24 is: 1,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.17 : 5,502.71 = 1,203.24 : x
  2. Step 2: Convert to fraction form
    3,668.17/5,502.71 = 1,203.24/x
  3. Step 3: Cross multiply
    3,668.17x = 5,502.71 × 1,203.24
  4. Step 4: Simplify right side
    3,668.17x = 6,621,063.15
  5. Step 5: Solve for x
    x = 6,621,063.15/3,668.17
  6. Step 6: Final answer
    x = 1,805.01

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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.