Home / 7,146-11,176

Finding the Third Proportional to 7,146 and 11,176

Calculator

Solution

The third proportional to 7,146 and 11,176 is: 17,478.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146 : 11,176 = 11,176 : x
  2. Step 2: Convert to fraction form
    7,146/11,176 = 11,176/x
  3. Step 3: Cross multiply
    7,146x = 11,176 × 11,176
  4. Step 4: Simplify right side
    7,146x = 124,902,976
  5. Step 5: Solve for x
    x = 124,902,976/7,146
  6. Step 6: Final answer
    x = 17,478.73

Related Problems

Find third proportional to 3,573 and 5,588
Half scale
Find third proportional to 14,292 and 22,352
Double scale
Find third proportional to 7,148 and 11,179
Similar ratio
Find third proportional to 10,719 and 16,764
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.