Home / 4,524-6,786-1,788

Finding the Fourth Proportional to 4,524, 6,786 and 1,788

Calculator

Solution

The fourth proportional to 4,524, 6,786 and 1,788 is: 2,682

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524 : 6,786 = 1,788 : x
  2. Step 2: Convert to fraction form
    4,524/6,786 = 1,788/x
  3. Step 3: Cross multiply
    4,524x = 6,786 × 1,788
  4. Step 4: Simplify right side
    4,524x = 12,133,368
  5. Step 5: Solve for x
    x = 12,133,368/4,524
  6. Step 6: Final answer
    x = 2,682

Related Problems

Find fourth proportional to 2,262, 3,393 and 894
Half scale
Find fourth proportional to 9,048, 13,572 and 3,576
Double scale
Find fourth proportional to 4,525, 6,787.50 and 1,789
Similar ratio
Find fourth proportional to 6,786, 10,179 and 2,682
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.