Home / 3,969.50-8,453

Finding the Third Proportional to 3,969.50 and 8,453

Calculator

Solution

The third proportional to 3,969.50 and 8,453 is: 18,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969.50 : 8,453 = 8,453 : x
  2. Step 2: Convert to fraction form
    3,969.50/8,453 = 8,453/x
  3. Step 3: Cross multiply
    3,969.50x = 8,453 × 8,453
  4. Step 4: Simplify right side
    3,969.50x = 71,453,209
  5. Step 5: Solve for x
    x = 71,453,209/3,969.50
  6. Step 6: Final answer
    x = 18,000.56

Related Problems

Find third proportional to 1,984.75 and 4,226.50
Half scale
Find third proportional to 7,939 and 16,906
Double scale
Find third proportional to 3,972 and 8,457
Similar ratio
Find third proportional to 5,954.25 and 12,679.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.