Home / 1,355.50-1,977

Finding the Third Proportional to 1,355.50 and 1,977

Calculator

Solution

The third proportional to 1,355.50 and 1,977 is: 2,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355.50 : 1,977 = 1,977 : x
  2. Step 2: Convert to fraction form
    1,355.50/1,977 = 1,977/x
  3. Step 3: Cross multiply
    1,355.50x = 1,977 × 1,977
  4. Step 4: Simplify right side
    1,355.50x = 3,908,529
  5. Step 5: Solve for x
    x = 3,908,529/1,355.50
  6. Step 6: Final answer
    x = 2,883.46

Related Problems

Find third proportional to 677.75 and 988.50
Half scale
Find third proportional to 2,711 and 3,954
Double scale
Find third proportional to 1,358 and 1,980
Similar ratio
Find third proportional to 2,033.25 and 2,965.50
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.