Home / 1,031-2,103

Finding the Third Proportional to 1,031 and 2,103

Calculator

Solution

The third proportional to 1,031 and 2,103 is: 4,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031 : 2,103 = 2,103 : x
  2. Step 2: Convert to fraction form
    1,031/2,103 = 2,103/x
  3. Step 3: Cross multiply
    1,031x = 2,103 × 2,103
  4. Step 4: Simplify right side
    1,031x = 4,422,609
  5. Step 5: Solve for x
    x = 4,422,609/1,031
  6. Step 6: Final answer
    x = 4,289.63

Related Problems

Find third proportional to 515.50 and 1,051.50
Half scale
Find third proportional to 2,062 and 4,206
Double scale
Find third proportional to 1,033 and 2,107
Similar ratio
Find third proportional to 1,546.50 and 3,154.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.