Home / 4,911-10,119

Finding the Third Proportional to 4,911 and 10,119

Calculator

Solution

The third proportional to 4,911 and 10,119 is: 20,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911 : 10,119 = 10,119 : x
  2. Step 2: Convert to fraction form
    4,911/10,119 = 10,119/x
  3. Step 3: Cross multiply
    4,911x = 10,119 × 10,119
  4. Step 4: Simplify right side
    4,911x = 102,394,161
  5. Step 5: Solve for x
    x = 102,394,161/4,911
  6. Step 6: Final answer
    x = 20,849.96

Related Problems

Find third proportional to 2,455.50 and 5,059.50
Half scale
Find third proportional to 9,822 and 20,238
Double scale
Find third proportional to 4,913 and 10,123
Similar ratio
Find third proportional to 7,366.50 and 15,178.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.