Home / 7,634-11,415

Finding the Third Proportional to 7,634 and 11,415

Calculator

Solution

The third proportional to 7,634 and 11,415 is: 17,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634 : 11,415 = 11,415 : x
  2. Step 2: Convert to fraction form
    7,634/11,415 = 11,415/x
  3. Step 3: Cross multiply
    7,634x = 11,415 × 11,415
  4. Step 4: Simplify right side
    7,634x = 130,302,225
  5. Step 5: Solve for x
    x = 130,302,225/7,634
  6. Step 6: Final answer
    x = 17,068.67

Related Problems

Find third proportional to 3,817 and 5,707.50
Half scale
Find third proportional to 15,268 and 22,830
Double scale
Find third proportional to 7,636 and 11,418
Similar ratio
Find third proportional to 11,451 and 17,122.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.