Home / 11,927.82-17,894.61-4,136.46

Finding the Fourth Proportional to 11,927.82, 17,894.61 and 4,136.46

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Solution

The fourth proportional to 11,927.82, 17,894.61 and 4,136.46 is: 6,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.82 : 17,894.61 = 4,136.46 : x
  2. Step 2: Convert to fraction form
    11,927.82/17,894.61 = 4,136.46/x
  3. Step 3: Cross multiply
    11,927.82x = 17,894.61 × 4,136.46
  4. Step 4: Simplify right side
    11,927.82x = 74,020,338.48
  5. Step 5: Solve for x
    x = 74,020,338.48/11,927.82
  6. Step 6: Final answer
    x = 6,205.69

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1.5x scale

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.