Home / 1,700-2,550-674

Finding the Fourth Proportional to 1,700, 2,550 and 674

Calculator

Solution

The fourth proportional to 1,700, 2,550 and 674 is: 1,011

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700 : 2,550 = 674 : x
  2. Step 2: Convert to fraction form
    1,700/2,550 = 674/x
  3. Step 3: Cross multiply
    1,700x = 2,550 × 674
  4. Step 4: Simplify right side
    1,700x = 1,718,700
  5. Step 5: Solve for x
    x = 1,718,700/1,700
  6. Step 6: Final answer
    x = 1,011

Related Problems

Find fourth proportional to 850, 1,275 and 337
Half scale
Find fourth proportional to 3,400, 5,100 and 1,348
Double scale
Find fourth proportional to 1,701, 2,551.50 and 675
Similar ratio
Find fourth proportional to 2,550, 3,825 and 1,011
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.