Home / 7,768-11,360

Finding the Third Proportional to 7,768 and 11,360

Calculator

Solution

The third proportional to 7,768 and 11,360 is: 16,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768 : 11,360 = 11,360 : x
  2. Step 2: Convert to fraction form
    7,768/11,360 = 11,360/x
  3. Step 3: Cross multiply
    7,768x = 11,360 × 11,360
  4. Step 4: Simplify right side
    7,768x = 129,049,600
  5. Step 5: Solve for x
    x = 129,049,600/7,768
  6. Step 6: Final answer
    x = 16,612.98

Related Problems

Find third proportional to 3,884 and 5,680
Half scale
Find third proportional to 15,536 and 22,720
Double scale
Find third proportional to 7,770 and 11,363
Similar ratio
Find third proportional to 11,652 and 17,040
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.