Home / 3,692-8,816

Finding the Third Proportional to 3,692 and 8,816

Calculator

Solution

The third proportional to 3,692 and 8,816 is: 21,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692 : 8,816 = 8,816 : x
  2. Step 2: Convert to fraction form
    3,692/8,816 = 8,816/x
  3. Step 3: Cross multiply
    3,692x = 8,816 × 8,816
  4. Step 4: Simplify right side
    3,692x = 77,721,856
  5. Step 5: Solve for x
    x = 77,721,856/3,692
  6. Step 6: Final answer
    x = 21,051.42

Related Problems

Find third proportional to 1,846 and 4,408
Half scale
Find third proportional to 7,384 and 17,632
Double scale
Find third proportional to 3,694 and 8,821
Similar ratio
Find third proportional to 5,538 and 13,224
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.