Home / 10,312-11,176

Finding the Third Proportional to 10,312 and 11,176

Calculator

Solution

The third proportional to 10,312 and 11,176 is: 12,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312 : 11,176 = 11,176 : x
  2. Step 2: Convert to fraction form
    10,312/11,176 = 11,176/x
  3. Step 3: Cross multiply
    10,312x = 11,176 × 11,176
  4. Step 4: Simplify right side
    10,312x = 124,902,976
  5. Step 5: Solve for x
    x = 124,902,976/10,312
  6. Step 6: Final answer
    x = 12,112.39

Related Problems

Find third proportional to 5,156 and 5,588
Half scale
Find third proportional to 20,624 and 22,352
Double scale
Find third proportional to 10,314 and 11,178
Similar ratio
Find third proportional to 15,468 and 16,764
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.