Home / 4,028-6,391.50

Finding the Third Proportional to 4,028 and 6,391.50

Calculator

Solution

The third proportional to 4,028 and 6,391.50 is: 10,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028 : 6,391.50 = 6,391.50 : x
  2. Step 2: Convert to fraction form
    4,028/6,391.50 = 6,391.50/x
  3. Step 3: Cross multiply
    4,028x = 6,391.50 × 6,391.50
  4. Step 4: Simplify right side
    4,028x = 40,851,272.25
  5. Step 5: Solve for x
    x = 40,851,272.25/4,028
  6. Step 6: Final answer
    x = 10,141.83

Related Problems

Find third proportional to 2,014 and 3,195.75
Half scale
Find third proportional to 8,056 and 12,783
Double scale
Find third proportional to 4,030 and 6,395
Similar ratio
Find third proportional to 6,042 and 9,587.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.