Home / 3,924-8,417.25

Finding the Third Proportional to 3,924 and 8,417.25

Calculator

Solution

The third proportional to 3,924 and 8,417.25 is: 18,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924 : 8,417.25 = 8,417.25 : x
  2. Step 2: Convert to fraction form
    3,924/8,417.25 = 8,417.25/x
  3. Step 3: Cross multiply
    3,924x = 8,417.25 × 8,417.25
  4. Step 4: Simplify right side
    3,924x = 70,850,097.56
  5. Step 5: Solve for x
    x = 70,850,097.56/3,924
  6. Step 6: Final answer
    x = 18,055.58

Related Problems

Find third proportional to 1,962 and 4,208.63
Half scale
Find third proportional to 7,848 and 16,834.50
Double scale
Find third proportional to 3,926 and 8,422
Similar ratio
Find third proportional to 5,886 and 12,625.88
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.