Home / 1,928-3,680

Finding the Third Proportional to 1,928 and 3,680

Calculator

Solution

The third proportional to 1,928 and 3,680 is: 7,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928 : 3,680 = 3,680 : x
  2. Step 2: Convert to fraction form
    1,928/3,680 = 3,680/x
  3. Step 3: Cross multiply
    1,928x = 3,680 × 3,680
  4. Step 4: Simplify right side
    1,928x = 13,542,400
  5. Step 5: Solve for x
    x = 13,542,400/1,928
  6. Step 6: Final answer
    x = 7,024.07

Related Problems

Find third proportional to 964 and 1,840
Half scale
Find third proportional to 3,856 and 7,360
Double scale
Find third proportional to 1,930 and 3,684
Similar ratio
Find third proportional to 2,892 and 5,520
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.