Home / 6,172-11,408

Finding the Third Proportional to 6,172 and 11,408

Calculator

Solution

The third proportional to 6,172 and 11,408 is: 21,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172 : 11,408 = 11,408 : x
  2. Step 2: Convert to fraction form
    6,172/11,408 = 11,408/x
  3. Step 3: Cross multiply
    6,172x = 11,408 × 11,408
  4. Step 4: Simplify right side
    6,172x = 130,142,464
  5. Step 5: Solve for x
    x = 130,142,464/6,172
  6. Step 6: Final answer
    x = 21,085.95

Related Problems

Find third proportional to 3,086 and 5,704
Half scale
Find third proportional to 12,344 and 22,816
Double scale
Find third proportional to 6,174 and 11,412
Similar ratio
Find third proportional to 9,258 and 17,112
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.