Home / 3,871.50-4,362

Finding the Third Proportional to 3,871.50 and 4,362

Calculator

Solution

The third proportional to 3,871.50 and 4,362 is: 4,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871.50 : 4,362 = 4,362 : x
  2. Step 2: Convert to fraction form
    3,871.50/4,362 = 4,362/x
  3. Step 3: Cross multiply
    3,871.50x = 4,362 × 4,362
  4. Step 4: Simplify right side
    3,871.50x = 19,027,044
  5. Step 5: Solve for x
    x = 19,027,044/3,871.50
  6. Step 6: Final answer
    x = 4,914.64

Related Problems

Find third proportional to 1,935.75 and 2,181
Half scale
Find third proportional to 7,743 and 8,724
Double scale
Find third proportional to 3,874 and 4,364
Similar ratio
Find third proportional to 5,807.25 and 6,543
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.