Home / 3,383.96-5,074.24-1,922.72

Finding the Fourth Proportional to 3,383.96, 5,074.24 and 1,922.72

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Solution

The fourth proportional to 3,383.96, 5,074.24 and 1,922.72 is: 2,883.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.96 : 5,074.24 = 1,922.72 : x
  2. Step 2: Convert to fraction form
    3,383.96/5,074.24 = 1,922.72/x
  3. Step 3: Cross multiply
    3,383.96x = 5,074.24 × 1,922.72
  4. Step 4: Simplify right side
    3,383.96x = 9,756,342.73
  5. Step 5: Solve for x
    x = 9,756,342.73/3,383.96
  6. Step 6: Final answer
    x = 2,883.11

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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.