Home / 3,283.87-4,922.66-1,091.06

Finding the Fourth Proportional to 3,283.87, 4,922.66 and 1,091.06

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Solution

The fourth proportional to 3,283.87, 4,922.66 and 1,091.06 is: 1,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.87 : 4,922.66 = 1,091.06 : x
  2. Step 2: Convert to fraction form
    3,283.87/4,922.66 = 1,091.06/x
  3. Step 3: Cross multiply
    3,283.87x = 4,922.66 × 1,091.06
  4. Step 4: Simplify right side
    3,283.87x = 5,370,917.42
  5. Step 5: Solve for x
    x = 5,370,917.42/3,283.87
  6. Step 6: Final answer
    x = 1,635.55

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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.