Home / 1,194.93-1,786.89-1,136.61

Finding the Fourth Proportional to 1,194.93, 1,786.89 and 1,136.61

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Solution

The fourth proportional to 1,194.93, 1,786.89 and 1,136.61 is: 1,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.93 : 1,786.89 = 1,136.61 : x
  2. Step 2: Convert to fraction form
    1,194.93/1,786.89 = 1,136.61/x
  3. Step 3: Cross multiply
    1,194.93x = 1,786.89 × 1,136.61
  4. Step 4: Simplify right side
    1,194.93x = 2,030,997.04
  5. Step 5: Solve for x
    x = 2,030,997.04/1,194.93
  6. Step 6: Final answer
    x = 1,699.68

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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.