Home / 1,850-2,806.50

Finding the Third Proportional to 1,850 and 2,806.50

Calculator

Solution

The third proportional to 1,850 and 2,806.50 is: 4,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850 : 2,806.50 = 2,806.50 : x
  2. Step 2: Convert to fraction form
    1,850/2,806.50 = 2,806.50/x
  3. Step 3: Cross multiply
    1,850x = 2,806.50 × 2,806.50
  4. Step 4: Simplify right side
    1,850x = 7,876,442.25
  5. Step 5: Solve for x
    x = 7,876,442.25/1,850
  6. Step 6: Final answer
    x = 4,257.54

Related Problems

Find third proportional to 925 and 1,403.25
Half scale
Find third proportional to 3,700 and 5,613
Double scale
Find third proportional to 1,852 and 2,810
Similar ratio
Find third proportional to 2,775 and 4,209.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.