Home / 11,941.27-17,911.74-7,262.56

Finding the Fourth Proportional to 11,941.27, 17,911.74 and 7,262.56

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Solution

The fourth proportional to 11,941.27, 17,911.74 and 7,262.56 is: 10,893.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.27 : 17,911.74 = 7,262.56 : x
  2. Step 2: Convert to fraction form
    11,941.27/17,911.74 = 7,262.56/x
  3. Step 3: Cross multiply
    11,941.27x = 17,911.74 × 7,262.56
  4. Step 4: Simplify right side
    11,941.27x = 130,085,136.08
  5. Step 5: Solve for x
    x = 130,085,136.08/11,941.27
  6. Step 6: Final answer
    x = 10,893.75

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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.