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Finding the Fourth Proportional to 11,995.63, 17,993.99 and 3,675.04

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Solution

The fourth proportional to 11,995.63, 17,993.99 and 3,675.04 is: 5,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.63 : 17,993.99 = 3,675.04 : x
  2. Step 2: Convert to fraction form
    11,995.63/17,993.99 = 3,675.04/x
  3. Step 3: Cross multiply
    11,995.63x = 17,993.99 × 3,675.04
  4. Step 4: Simplify right side
    11,995.63x = 66,128,633.01
  5. Step 5: Solve for x
    x = 66,128,633.01/11,995.63
  6. Step 6: Final answer
    x = 5,512.73

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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.