Home / 3,383.78-5,074.75-1,192.22

Finding the Fourth Proportional to 3,383.78, 5,074.75 and 1,192.22

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Solution

The fourth proportional to 3,383.78, 5,074.75 and 1,192.22 is: 1,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.78 : 5,074.75 = 1,192.22 : x
  2. Step 2: Convert to fraction form
    3,383.78/5,074.75 = 1,192.22/x
  3. Step 3: Cross multiply
    3,383.78x = 5,074.75 × 1,192.22
  4. Step 4: Simplify right side
    3,383.78x = 6,050,213.59
  5. Step 5: Solve for x
    x = 6,050,213.59/3,383.78
  6. Step 6: Final answer
    x = 1,788.01

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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.