Home / 1,800-2,700-584

Finding the Fourth Proportional to 1,800, 2,700 and 584

Calculator

Solution

The fourth proportional to 1,800, 2,700 and 584 is: 876

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800 : 2,700 = 584 : x
  2. Step 2: Convert to fraction form
    1,800/2,700 = 584/x
  3. Step 3: Cross multiply
    1,800x = 2,700 × 584
  4. Step 4: Simplify right side
    1,800x = 1,576,800
  5. Step 5: Solve for x
    x = 1,576,800/1,800
  6. Step 6: Final answer
    x = 876

Related Problems

Find fourth proportional to 900, 1,350 and 292
Half scale
Find fourth proportional to 3,600, 5,400 and 1,168
Double scale
Find fourth proportional to 1,801, 2,701.50 and 585
Similar ratio
Find fourth proportional to 2,700, 4,050 and 876
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.