Home / 1,608-3,520.50

Finding the Third Proportional to 1,608 and 3,520.50

Calculator

Solution

The third proportional to 1,608 and 3,520.50 is: 7,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608 : 3,520.50 = 3,520.50 : x
  2. Step 2: Convert to fraction form
    1,608/3,520.50 = 3,520.50/x
  3. Step 3: Cross multiply
    1,608x = 3,520.50 × 3,520.50
  4. Step 4: Simplify right side
    1,608x = 12,393,920.25
  5. Step 5: Solve for x
    x = 12,393,920.25/1,608
  6. Step 6: Final answer
    x = 7,707.66

Related Problems

Find third proportional to 804 and 1,760.25
Half scale
Find third proportional to 3,216 and 7,041
Double scale
Find third proportional to 1,610 and 3,525
Similar ratio
Find third proportional to 2,412 and 5,280.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.