Home / 1,194.35-1,788.78-1,074.06

Finding the Fourth Proportional to 1,194.35, 1,788.78 and 1,074.06

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Solution

The fourth proportional to 1,194.35, 1,788.78 and 1,074.06 is: 1,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.35 : 1,788.78 = 1,074.06 : x
  2. Step 2: Convert to fraction form
    1,194.35/1,788.78 = 1,074.06/x
  3. Step 3: Cross multiply
    1,194.35x = 1,788.78 × 1,074.06
  4. Step 4: Simplify right side
    1,194.35x = 1,921,261.07
  5. Step 5: Solve for x
    x = 1,921,261.07/1,194.35
  6. Step 6: Final answer
    x = 1,608.63

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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.