Home / 3,975.33-5,964.06-1,378.27

Finding the Fourth Proportional to 3,975.33, 5,964.06 and 1,378.27

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Solution

The fourth proportional to 3,975.33, 5,964.06 and 1,378.27 is: 2,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.33 : 5,964.06 = 1,378.27 : x
  2. Step 2: Convert to fraction form
    3,975.33/5,964.06 = 1,378.27/x
  3. Step 3: Cross multiply
    3,975.33x = 5,964.06 × 1,378.27
  4. Step 4: Simplify right side
    3,975.33x = 8,220,084.98
  5. Step 5: Solve for x
    x = 8,220,084.98/3,975.33
  6. Step 6: Final answer
    x = 2,067.77

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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.