Home / 1,283-2,791

Finding the Third Proportional to 1,283 and 2,791

Calculator

Solution

The third proportional to 1,283 and 2,791 is: 6,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283 : 2,791 = 2,791 : x
  2. Step 2: Convert to fraction form
    1,283/2,791 = 2,791/x
  3. Step 3: Cross multiply
    1,283x = 2,791 × 2,791
  4. Step 4: Simplify right side
    1,283x = 7,789,681
  5. Step 5: Solve for x
    x = 7,789,681/1,283
  6. Step 6: Final answer
    x = 6,071.46

Related Problems

Find third proportional to 641.50 and 1,395.50
Half scale
Find third proportional to 2,566 and 5,582
Double scale
Find third proportional to 1,285 and 2,795
Similar ratio
Find third proportional to 1,924.50 and 4,186.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.