Home / 5,354-12,380

Finding the Third Proportional to 5,354 and 12,380

Calculator

Solution

The third proportional to 5,354 and 12,380 is: 28,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354 : 12,380 = 12,380 : x
  2. Step 2: Convert to fraction form
    5,354/12,380 = 12,380/x
  3. Step 3: Cross multiply
    5,354x = 12,380 × 12,380
  4. Step 4: Simplify right side
    5,354x = 153,264,400
  5. Step 5: Solve for x
    x = 153,264,400/5,354
  6. Step 6: Final answer
    x = 28,626.15

Related Problems

Find third proportional to 2,677 and 6,190
Half scale
Find third proportional to 10,708 and 24,760
Double scale
Find third proportional to 5,356 and 12,385
Similar ratio
Find third proportional to 8,031 and 18,570
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.