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Finding the Fourth Proportional to 11,995.52, 17,992.06 and 3,675.60

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Solution

The fourth proportional to 11,995.52, 17,992.06 and 3,675.60 is: 5,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.52 : 17,992.06 = 3,675.60 : x
  2. Step 2: Convert to fraction form
    11,995.52/17,992.06 = 3,675.60/x
  3. Step 3: Cross multiply
    11,995.52x = 17,992.06 × 3,675.60
  4. Step 4: Simplify right side
    11,995.52x = 66,131,606.55
  5. Step 5: Solve for x
    x = 66,131,606.55/11,995.52
  6. Step 6: Final answer
    x = 5,513.03

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1.5x scale

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.