Home / 804.38-1,915.88

Finding the Third Proportional to 804.38 and 1,915.88

Calculator

Solution

The third proportional to 804.38 and 1,915.88 is: 4,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    804.38 : 1,915.88 = 1,915.88 : x
  2. Step 2: Convert to fraction form
    804.38/1,915.88 = 1,915.88/x
  3. Step 3: Cross multiply
    804.38x = 1,915.88 × 1,915.88
  4. Step 4: Simplify right side
    804.38x = 3,670,577.02
  5. Step 5: Solve for x
    x = 3,670,577.02/804.38
  6. Step 6: Final answer
    x = 4,563.27

Related Problems

Find third proportional to 402.19 and 957.94
Half scale
Find third proportional to 1,608.75 and 3,831.75
Double scale
Find third proportional to 806 and 1,921
Similar ratio
Find third proportional to 1,206.56 and 2,873.81
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.