Home / 5,346-10,689

Finding the Third Proportional to 5,346 and 10,689

Calculator

Solution

The third proportional to 5,346 and 10,689 is: 21,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346 : 10,689 = 10,689 : x
  2. Step 2: Convert to fraction form
    5,346/10,689 = 10,689/x
  3. Step 3: Cross multiply
    5,346x = 10,689 × 10,689
  4. Step 4: Simplify right side
    5,346x = 114,254,721
  5. Step 5: Solve for x
    x = 114,254,721/5,346
  6. Step 6: Final answer
    x = 21,372.00

Related Problems

Find third proportional to 2,673 and 5,344.50
Half scale
Find third proportional to 10,692 and 21,378
Double scale
Find third proportional to 5,348 and 10,693
Similar ratio
Find third proportional to 8,019 and 16,033.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.