Home / 4,228-9,985

Finding the Third Proportional to 4,228 and 9,985

Calculator

Solution

The third proportional to 4,228 and 9,985 is: 23,580.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228 : 9,985 = 9,985 : x
  2. Step 2: Convert to fraction form
    4,228/9,985 = 9,985/x
  3. Step 3: Cross multiply
    4,228x = 9,985 × 9,985
  4. Step 4: Simplify right side
    4,228x = 99,700,225
  5. Step 5: Solve for x
    x = 99,700,225/4,228
  6. Step 6: Final answer
    x = 23,580.94

Related Problems

Find third proportional to 2,114 and 4,992.50
Half scale
Find third proportional to 8,456 and 19,970
Double scale
Find third proportional to 4,230 and 9,990
Similar ratio
Find third proportional to 6,342 and 14,977.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.