Home / 8,628-12,310

Finding the Third Proportional to 8,628 and 12,310

Calculator

Solution

The third proportional to 8,628 and 12,310 is: 17,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628 : 12,310 = 12,310 : x
  2. Step 2: Convert to fraction form
    8,628/12,310 = 12,310/x
  3. Step 3: Cross multiply
    8,628x = 12,310 × 12,310
  4. Step 4: Simplify right side
    8,628x = 151,536,100
  5. Step 5: Solve for x
    x = 151,536,100/8,628
  6. Step 6: Final answer
    x = 17,563.29

Related Problems

Find third proportional to 4,314 and 6,155
Half scale
Find third proportional to 17,256 and 24,620
Double scale
Find third proportional to 8,630 and 12,313
Similar ratio
Find third proportional to 12,942 and 18,465
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.