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Finding the Fourth Proportional to 11,995.59, 17,993.34 and 3,675.22

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Solution

The fourth proportional to 11,995.59, 17,993.34 and 3,675.22 is: 5,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.59 : 17,993.34 = 3,675.22 : x
  2. Step 2: Convert to fraction form
    11,995.59/17,993.34 = 3,675.22/x
  3. Step 3: Cross multiply
    11,995.59x = 17,993.34 × 3,675.22
  4. Step 4: Simplify right side
    11,995.59x = 66,129,539.26
  5. Step 5: Solve for x
    x = 66,129,539.26/11,995.59
  6. Step 6: Final answer
    x = 5,512.82

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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.