Home / 970-1,871

Finding the Third Proportional to 970 and 1,871

Calculator

Solution

The third proportional to 970 and 1,871 is: 3,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    970 : 1,871 = 1,871 : x
  2. Step 2: Convert to fraction form
    970/1,871 = 1,871/x
  3. Step 3: Cross multiply
    970x = 1,871 × 1,871
  4. Step 4: Simplify right side
    970x = 3,500,641
  5. Step 5: Solve for x
    x = 3,500,641/970
  6. Step 6: Final answer
    x = 3,608.91

Related Problems

Find third proportional to 485 and 935.50
Half scale
Find third proportional to 1,940 and 3,742
Double scale
Find third proportional to 972 and 1,875
Similar ratio
Find third proportional to 1,455 and 2,806.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.93) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.