Home / 1,777.50-4,122

Finding the Third Proportional to 1,777.50 and 4,122

Calculator

Solution

The third proportional to 1,777.50 and 4,122 is: 9,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777.50 : 4,122 = 4,122 : x
  2. Step 2: Convert to fraction form
    1,777.50/4,122 = 4,122/x
  3. Step 3: Cross multiply
    1,777.50x = 4,122 × 4,122
  4. Step 4: Simplify right side
    1,777.50x = 16,990,884
  5. Step 5: Solve for x
    x = 16,990,884/1,777.50
  6. Step 6: Final answer
    x = 9,558.87

Related Problems

Find third proportional to 888.75 and 2,061
Half scale
Find third proportional to 3,555 and 8,244
Double scale
Find third proportional to 1,780 and 4,127
Similar ratio
Find third proportional to 2,666.25 and 6,183
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.