Home / 5,290-11,641

Finding the Third Proportional to 5,290 and 11,641

Calculator

Solution

The third proportional to 5,290 and 11,641 is: 25,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290 : 11,641 = 11,641 : x
  2. Step 2: Convert to fraction form
    5,290/11,641 = 11,641/x
  3. Step 3: Cross multiply
    5,290x = 11,641 × 11,641
  4. Step 4: Simplify right side
    5,290x = 135,512,881
  5. Step 5: Solve for x
    x = 135,512,881/5,290
  6. Step 6: Final answer
    x = 25,616.80

Related Problems

Find third proportional to 2,645 and 5,820.50
Half scale
Find third proportional to 10,580 and 23,282
Double scale
Find third proportional to 5,292 and 11,645
Similar ratio
Find third proportional to 7,935 and 17,461.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.