Home / 905.63-1,889.44

Finding the Third Proportional to 905.63 and 1,889.44

Calculator

Solution

The third proportional to 905.63 and 1,889.44 is: 3,942.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    905.63 : 1,889.44 = 1,889.44 : x
  2. Step 2: Convert to fraction form
    905.63/1,889.44 = 1,889.44/x
  3. Step 3: Cross multiply
    905.63x = 1,889.44 × 1,889.44
  4. Step 4: Simplify right side
    905.63x = 3,569,974.07
  5. Step 5: Solve for x
    x = 3,569,974.07/905.63
  6. Step 6: Final answer
    x = 3,942.00

Related Problems

Find third proportional to 452.81 and 944.72
Half scale
Find third proportional to 1,811.25 and 3,778.88
Double scale
Find third proportional to 908 and 1,894
Similar ratio
Find third proportional to 1,358.44 and 2,834.16
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.