Home / 2,922-4,489.50

Finding the Third Proportional to 2,922 and 4,489.50

Calculator

Solution

The third proportional to 2,922 and 4,489.50 is: 6,897.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922 : 4,489.50 = 4,489.50 : x
  2. Step 2: Convert to fraction form
    2,922/4,489.50 = 4,489.50/x
  3. Step 3: Cross multiply
    2,922x = 4,489.50 × 4,489.50
  4. Step 4: Simplify right side
    2,922x = 20,155,610.25
  5. Step 5: Solve for x
    x = 20,155,610.25/2,922
  6. Step 6: Final answer
    x = 6,897.88

Related Problems

Find third proportional to 1,461 and 2,244.75
Half scale
Find third proportional to 5,844 and 8,979
Double scale
Find third proportional to 2,924 and 4,493
Similar ratio
Find third proportional to 4,383 and 6,734.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.