Home / 1,788-2,611.50

Finding the Third Proportional to 1,788 and 2,611.50

Calculator

Solution

The third proportional to 1,788 and 2,611.50 is: 3,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788 : 2,611.50 = 2,611.50 : x
  2. Step 2: Convert to fraction form
    1,788/2,611.50 = 2,611.50/x
  3. Step 3: Cross multiply
    1,788x = 2,611.50 × 2,611.50
  4. Step 4: Simplify right side
    1,788x = 6,819,932.25
  5. Step 5: Solve for x
    x = 6,819,932.25/1,788
  6. Step 6: Final answer
    x = 3,814.28

Related Problems

Find third proportional to 894 and 1,305.75
Half scale
Find third proportional to 3,576 and 5,223
Double scale
Find third proportional to 1,790 and 2,614
Similar ratio
Find third proportional to 2,682 and 3,917.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.