Home / 3,786-8,228.50

Finding the Third Proportional to 3,786 and 8,228.50

Calculator

Solution

The third proportional to 3,786 and 8,228.50 is: 17,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786 : 8,228.50 = 8,228.50 : x
  2. Step 2: Convert to fraction form
    3,786/8,228.50 = 8,228.50/x
  3. Step 3: Cross multiply
    3,786x = 8,228.50 × 8,228.50
  4. Step 4: Simplify right side
    3,786x = 67,708,212.25
  5. Step 5: Solve for x
    x = 67,708,212.25/3,786
  6. Step 6: Final answer
    x = 17,883.84

Related Problems

Find third proportional to 1,893 and 4,114.25
Half scale
Find third proportional to 7,572 and 16,457
Double scale
Find third proportional to 3,788 and 8,233
Similar ratio
Find third proportional to 5,679 and 12,342.75
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.