Home / 2,727.55-3,763.96-1,608.54

Finding the Fourth Proportional to 2,727.55, 3,763.96 and 1,608.54

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Solution

The fourth proportional to 2,727.55, 3,763.96 and 1,608.54 is: 2,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.55 : 3,763.96 = 1,608.54 : x
  2. Step 2: Convert to fraction form
    2,727.55/3,763.96 = 1,608.54/x
  3. Step 3: Cross multiply
    2,727.55x = 3,763.96 × 1,608.54
  4. Step 4: Simplify right side
    2,727.55x = 6,054,480.22
  5. Step 5: Solve for x
    x = 6,054,480.22/2,727.55
  6. Step 6: Final answer
    x = 2,219.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.