Home / 1,905-2,792

Finding the Third Proportional to 1,905 and 2,792

Calculator

Solution

The third proportional to 1,905 and 2,792 is: 4,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905 : 2,792 = 2,792 : x
  2. Step 2: Convert to fraction form
    1,905/2,792 = 2,792/x
  3. Step 3: Cross multiply
    1,905x = 2,792 × 2,792
  4. Step 4: Simplify right side
    1,905x = 7,795,264
  5. Step 5: Solve for x
    x = 7,795,264/1,905
  6. Step 6: Final answer
    x = 4,092.00

Related Problems

Find third proportional to 952.50 and 1,396
Half scale
Find third proportional to 3,810 and 5,584
Double scale
Find third proportional to 1,907 and 2,795
Similar ratio
Find third proportional to 2,857.50 and 4,188
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.