Home / 11,754.45-17,632.26-2,989.44

Finding the Fourth Proportional to 11,754.45, 17,632.26 and 2,989.44

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Solution

The fourth proportional to 11,754.45, 17,632.26 and 2,989.44 is: 4,484.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.45 : 17,632.26 = 2,989.44 : x
  2. Step 2: Convert to fraction form
    11,754.45/17,632.26 = 2,989.44/x
  3. Step 3: Cross multiply
    11,754.45x = 17,632.26 × 2,989.44
  4. Step 4: Simplify right side
    11,754.45x = 52,710,583.33
  5. Step 5: Solve for x
    x = 52,710,583.33/11,754.45
  6. Step 6: Final answer
    x = 4,484.31

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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.