Home / 5,150-5,555

Finding the Third Proportional to 5,150 and 5,555

Calculator

Solution

The third proportional to 5,150 and 5,555 is: 5,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150 : 5,555 = 5,555 : x
  2. Step 2: Convert to fraction form
    5,150/5,555 = 5,555/x
  3. Step 3: Cross multiply
    5,150x = 5,555 × 5,555
  4. Step 4: Simplify right side
    5,150x = 30,858,025
  5. Step 5: Solve for x
    x = 30,858,025/5,150
  6. Step 6: Final answer
    x = 5,991.85

Related Problems

Find third proportional to 2,575 and 2,777.50
Half scale
Find third proportional to 10,300 and 11,110
Double scale
Find third proportional to 5,152 and 5,557
Similar ratio
Find third proportional to 7,725 and 8,332.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.