Home / 1,822.50-4,779

Finding the Third Proportional to 1,822.50 and 4,779

Calculator

Solution

The third proportional to 1,822.50 and 4,779 is: 12,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.50 : 4,779 = 4,779 : x
  2. Step 2: Convert to fraction form
    1,822.50/4,779 = 4,779/x
  3. Step 3: Cross multiply
    1,822.50x = 4,779 × 4,779
  4. Step 4: Simplify right side
    1,822.50x = 22,838,841
  5. Step 5: Solve for x
    x = 22,838,841/1,822.50
  6. Step 6: Final answer
    x = 12,531.60

Related Problems

Find third proportional to 911.25 and 2,389.50
Half scale
Find third proportional to 3,645 and 9,558
Double scale
Find third proportional to 1,825 and 4,784
Similar ratio
Find third proportional to 2,733.75 and 7,168.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.