Home / 2,681.54-4,016.83-1,380.27

Finding the Fourth Proportional to 2,681.54, 4,016.83 and 1,380.27

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Solution

The fourth proportional to 2,681.54, 4,016.83 and 1,380.27 is: 2,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.54 : 4,016.83 = 1,380.27 : x
  2. Step 2: Convert to fraction form
    2,681.54/4,016.83 = 1,380.27/x
  3. Step 3: Cross multiply
    2,681.54x = 4,016.83 × 1,380.27
  4. Step 4: Simplify right side
    2,681.54x = 5,544,303.04
  5. Step 5: Solve for x
    x = 5,544,303.04/2,681.54
  6. Step 6: Final answer
    x = 2,067.59

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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.