Home / 4,622-7,770

Finding the Third Proportional to 4,622 and 7,770

Calculator

Solution

The third proportional to 4,622 and 7,770 is: 13,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622 : 7,770 = 7,770 : x
  2. Step 2: Convert to fraction form
    4,622/7,770 = 7,770/x
  3. Step 3: Cross multiply
    4,622x = 7,770 × 7,770
  4. Step 4: Simplify right side
    4,622x = 60,372,900
  5. Step 5: Solve for x
    x = 60,372,900/4,622
  6. Step 6: Final answer
    x = 13,062.07

Related Problems

Find third proportional to 2,311 and 3,885
Half scale
Find third proportional to 9,244 and 15,540
Double scale
Find third proportional to 4,624 and 7,773
Similar ratio
Find third proportional to 6,933 and 11,655
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.