Home / 11,927.52-17,890.74-4,136.94

Finding the Fourth Proportional to 11,927.52, 17,890.74 and 4,136.94

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Solution

The fourth proportional to 11,927.52, 17,890.74 and 4,136.94 is: 6,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.52 : 17,890.74 = 4,136.94 : x
  2. Step 2: Convert to fraction form
    11,927.52/17,890.74 = 4,136.94/x
  3. Step 3: Cross multiply
    11,927.52x = 17,890.74 × 4,136.94
  4. Step 4: Simplify right side
    11,927.52x = 74,012,917.94
  5. Step 5: Solve for x
    x = 74,012,917.94/11,927.52
  6. Step 6: Final answer
    x = 6,205.22

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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.