Home / 6,912-9,898

Finding the Third Proportional to 6,912 and 9,898

Calculator

Solution

The third proportional to 6,912 and 9,898 is: 14,173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912 : 9,898 = 9,898 : x
  2. Step 2: Convert to fraction form
    6,912/9,898 = 9,898/x
  3. Step 3: Cross multiply
    6,912x = 9,898 × 9,898
  4. Step 4: Simplify right side
    6,912x = 97,970,404
  5. Step 5: Solve for x
    x = 97,970,404/6,912
  6. Step 6: Final answer
    x = 14,173.96

Related Problems

Find third proportional to 3,456 and 4,949
Half scale
Find third proportional to 13,824 and 19,796
Double scale
Find third proportional to 6,914 and 9,901
Similar ratio
Find third proportional to 10,368 and 14,847
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.