Home / 880.13-1,911

Finding the Third Proportional to 880.13 and 1,911

Calculator

Solution

The third proportional to 880.13 and 1,911 is: 4,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    880.13 : 1,911 = 1,911 : x
  2. Step 2: Convert to fraction form
    880.13/1,911 = 1,911/x
  3. Step 3: Cross multiply
    880.13x = 1,911 × 1,911
  4. Step 4: Simplify right side
    880.13x = 3,651,921
  5. Step 5: Solve for x
    x = 3,651,921/880.13
  6. Step 6: Final answer
    x = 4,149.32

Related Problems

Find third proportional to 440.06 and 955.50
Half scale
Find third proportional to 1,760.25 and 3,822
Double scale
Find third proportional to 882 and 1,915
Similar ratio
Find third proportional to 1,320.19 and 2,866.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.