Home / 847.55-1,816.17

Finding the Third Proportional to 847.55 and 1,816.17

Calculator

Solution

The third proportional to 847.55 and 1,816.17 is: 3,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    847.55 : 1,816.17 = 1,816.17 : x
  2. Step 2: Convert to fraction form
    847.55/1,816.17 = 1,816.17/x
  3. Step 3: Cross multiply
    847.55x = 1,816.17 × 1,816.17
  4. Step 4: Simplify right side
    847.55x = 3,298,480.28
  5. Step 5: Solve for x
    x = 3,298,480.28/847.55
  6. Step 6: Final answer
    x = 3,891.80

Related Problems

Find third proportional to 423.77 and 908.09
Half scale
Find third proportional to 1,695.09 and 3,632.34
Double scale
Find third proportional to 850 and 1,820
Similar ratio
Find third proportional to 1,271.32 and 2,724.26
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.