Home / 2,847-3,747

Finding the Third Proportional to 2,847 and 3,747

Calculator

Solution

The third proportional to 2,847 and 3,747 is: 4,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847 : 3,747 = 3,747 : x
  2. Step 2: Convert to fraction form
    2,847/3,747 = 3,747/x
  3. Step 3: Cross multiply
    2,847x = 3,747 × 3,747
  4. Step 4: Simplify right side
    2,847x = 14,040,009
  5. Step 5: Solve for x
    x = 14,040,009/2,847
  6. Step 6: Final answer
    x = 4,931.51

Related Problems

Find third proportional to 1,423.50 and 1,873.50
Half scale
Find third proportional to 5,694 and 7,494
Double scale
Find third proportional to 2,849 and 3,750
Similar ratio
Find third proportional to 4,270.50 and 5,620.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.