Home / 2,727.71-3,764.19-1,608.69

Finding the Fourth Proportional to 2,727.71, 3,764.19 and 1,608.69

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Solution

The fourth proportional to 2,727.71, 3,764.19 and 1,608.69 is: 2,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.71 : 3,764.19 = 1,608.69 : x
  2. Step 2: Convert to fraction form
    2,727.71/3,764.19 = 1,608.69/x
  3. Step 3: Cross multiply
    2,727.71x = 3,764.19 × 1,608.69
  4. Step 4: Simplify right side
    2,727.71x = 6,055,414.81
  5. Step 5: Solve for x
    x = 6,055,414.81/2,727.71
  6. Step 6: Final answer
    x = 2,219.96

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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.