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Finding the Fourth Proportional to 11,356.07, 17,037 and 6,679.94

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Solution

The fourth proportional to 11,356.07, 17,037 and 6,679.94 is: 10,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356.07 : 17,037 = 6,679.94 : x
  2. Step 2: Convert to fraction form
    11,356.07/17,037 = 6,679.94/x
  3. Step 3: Cross multiply
    11,356.07x = 17,037 × 6,679.94
  4. Step 4: Simplify right side
    11,356.07x = 113,806,052.60
  5. Step 5: Solve for x
    x = 113,806,052.60/11,356.07
  6. Step 6: Final answer
    x = 10,021.61

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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.