Home / 1,634-2,451-418

Finding the Fourth Proportional to 1,634, 2,451 and 418

Calculator

Solution

The fourth proportional to 1,634, 2,451 and 418 is: 627

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634 : 2,451 = 418 : x
  2. Step 2: Convert to fraction form
    1,634/2,451 = 418/x
  3. Step 3: Cross multiply
    1,634x = 2,451 × 418
  4. Step 4: Simplify right side
    1,634x = 1,024,518
  5. Step 5: Solve for x
    x = 1,024,518/1,634
  6. Step 6: Final answer
    x = 627

Related Problems

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.