Home / 8,872-13,308-2,716

Finding the Fourth Proportional to 8,872, 13,308 and 2,716

Calculator

Solution

The fourth proportional to 8,872, 13,308 and 2,716 is: 4,074

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872 : 13,308 = 2,716 : x
  2. Step 2: Convert to fraction form
    8,872/13,308 = 2,716/x
  3. Step 3: Cross multiply
    8,872x = 13,308 × 2,716
  4. Step 4: Simplify right side
    8,872x = 36,144,528
  5. Step 5: Solve for x
    x = 36,144,528/8,872
  6. Step 6: Final answer
    x = 4,074

Related Problems

Find fourth proportional to 4,436, 6,654 and 1,358
Half scale
Find fourth proportional to 17,744, 26,616 and 5,432
Double scale
Find fourth proportional to 8,873, 13,309.50 and 2,717
Similar ratio
Find fourth proportional to 13,308, 19,962 and 4,074
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.