Home / 5,106-7,191

Finding the Third Proportional to 5,106 and 7,191

Calculator

Solution

The third proportional to 5,106 and 7,191 is: 10,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106 : 7,191 = 7,191 : x
  2. Step 2: Convert to fraction form
    5,106/7,191 = 7,191/x
  3. Step 3: Cross multiply
    5,106x = 7,191 × 7,191
  4. Step 4: Simplify right side
    5,106x = 51,710,481
  5. Step 5: Solve for x
    x = 51,710,481/5,106
  6. Step 6: Final answer
    x = 10,127.40

Related Problems

Find third proportional to 2,553 and 3,595.50
Half scale
Find third proportional to 10,212 and 14,382
Double scale
Find third proportional to 5,108 and 7,194
Similar ratio
Find third proportional to 7,659 and 10,786.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.