Home / 11,288.45-16,936.52-4,270.48

Finding the Fourth Proportional to 11,288.45, 16,936.52 and 4,270.48

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Solution

The fourth proportional to 11,288.45, 16,936.52 and 4,270.48 is: 6,407.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.45 : 16,936.52 = 4,270.48 : x
  2. Step 2: Convert to fraction form
    11,288.45/16,936.52 = 4,270.48/x
  3. Step 3: Cross multiply
    11,288.45x = 16,936.52 × 4,270.48
  4. Step 4: Simplify right side
    11,288.45x = 72,327,069.93
  5. Step 5: Solve for x
    x = 72,327,069.93/11,288.45
  6. Step 6: Final answer
    x = 6,407.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.