Home / 1,708-2,562-492

Finding the Fourth Proportional to 1,708, 2,562 and 492

Calculator

Solution

The fourth proportional to 1,708, 2,562 and 492 is: 738

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708 : 2,562 = 492 : x
  2. Step 2: Convert to fraction form
    1,708/2,562 = 492/x
  3. Step 3: Cross multiply
    1,708x = 2,562 × 492
  4. Step 4: Simplify right side
    1,708x = 1,260,504
  5. Step 5: Solve for x
    x = 1,260,504/1,708
  6. Step 6: Final answer
    x = 738

Related Problems

Find fourth proportional to 854, 1,281 and 246
Half scale
Find fourth proportional to 3,416, 5,124 and 984
Double scale
Find fourth proportional to 1,709, 2,563.50 and 493
Similar ratio
Find fourth proportional to 2,562, 3,843 and 738
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.