Home / 958-1,686

Finding the Third Proportional to 958 and 1,686

Calculator

Solution

The third proportional to 958 and 1,686 is: 2,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    958 : 1,686 = 1,686 : x
  2. Step 2: Convert to fraction form
    958/1,686 = 1,686/x
  3. Step 3: Cross multiply
    958x = 1,686 × 1,686
  4. Step 4: Simplify right side
    958x = 2,842,596
  5. Step 5: Solve for x
    x = 2,842,596/958
  6. Step 6: Final answer
    x = 2,967.22

Related Problems

Find third proportional to 479 and 843
Half scale
Find third proportional to 1,916 and 3,372
Double scale
Find third proportional to 960 and 1,690
Similar ratio
Find third proportional to 1,437 and 2,529
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.