Home / 3,906-5,260

Finding the Third Proportional to 3,906 and 5,260

Calculator

Solution

The third proportional to 3,906 and 5,260 is: 7,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906 : 5,260 = 5,260 : x
  2. Step 2: Convert to fraction form
    3,906/5,260 = 5,260/x
  3. Step 3: Cross multiply
    3,906x = 5,260 × 5,260
  4. Step 4: Simplify right side
    3,906x = 27,667,600
  5. Step 5: Solve for x
    x = 27,667,600/3,906
  6. Step 6: Final answer
    x = 7,083.36

Related Problems

Find third proportional to 1,953 and 2,630
Half scale
Find third proportional to 7,812 and 10,520
Double scale
Find third proportional to 3,908 and 5,263
Similar ratio
Find third proportional to 5,859 and 7,890
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.