Home / 11,896.35-17,831.57-4,962.75

Finding the Fourth Proportional to 11,896.35, 17,831.57 and 4,962.75

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Solution

The fourth proportional to 11,896.35, 17,831.57 and 4,962.75 is: 7,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.35 : 17,831.57 = 4,962.75 : x
  2. Step 2: Convert to fraction form
    11,896.35/17,831.57 = 4,962.75/x
  3. Step 3: Cross multiply
    11,896.35x = 17,831.57 × 4,962.75
  4. Step 4: Simplify right side
    11,896.35x = 88,493,599.20
  5. Step 5: Solve for x
    x = 88,493,599.20/11,896.35
  6. Step 6: Final answer
    x = 7,438.72

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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.