Home / 6,474-7,898

Finding the Third Proportional to 6,474 and 7,898

Calculator

Solution

The third proportional to 6,474 and 7,898 is: 9,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474 : 7,898 = 7,898 : x
  2. Step 2: Convert to fraction form
    6,474/7,898 = 7,898/x
  3. Step 3: Cross multiply
    6,474x = 7,898 × 7,898
  4. Step 4: Simplify right side
    6,474x = 62,378,404
  5. Step 5: Solve for x
    x = 62,378,404/6,474
  6. Step 6: Final answer
    x = 9,635.22

Related Problems

Find third proportional to 3,237 and 3,949
Half scale
Find third proportional to 12,948 and 15,796
Double scale
Find third proportional to 6,476 and 7,900
Similar ratio
Find third proportional to 9,711 and 11,847
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.