Home / 2,430-3,519.70

Finding the Third Proportional to 2,430 and 3,519.70

Calculator

Solution

The third proportional to 2,430 and 3,519.70 is: 5,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430 : 3,519.70 = 3,519.70 : x
  2. Step 2: Convert to fraction form
    2,430/3,519.70 = 3,519.70/x
  3. Step 3: Cross multiply
    2,430x = 3,519.70 × 3,519.70
  4. Step 4: Simplify right side
    2,430x = 12,388,310.09
  5. Step 5: Solve for x
    x = 12,388,310.09/2,430
  6. Step 6: Final answer
    x = 5,098.07

Related Problems

Find third proportional to 1,215 and 1,759.85
Half scale
Find third proportional to 4,860 and 7,039.41
Double scale
Find third proportional to 2,432 and 3,523
Similar ratio
Find third proportional to 3,645 and 5,279.55
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.