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Finding the Fourth Proportional to 11,383.08, 17,074.54 and 3,175.08

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Solution

The fourth proportional to 11,383.08, 17,074.54 and 3,175.08 is: 4,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.08 : 17,074.54 = 3,175.08 : x
  2. Step 2: Convert to fraction form
    11,383.08/17,074.54 = 3,175.08/x
  3. Step 3: Cross multiply
    11,383.08x = 17,074.54 × 3,175.08
  4. Step 4: Simplify right side
    11,383.08x = 54,213,030.46
  5. Step 5: Solve for x
    x = 54,213,030.46/11,383.08
  6. Step 6: Final answer
    x = 4,762.60

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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.