Home / 4,912-7,368-1,264

Finding the Fourth Proportional to 4,912, 7,368 and 1,264

Calculator

Solution

The fourth proportional to 4,912, 7,368 and 1,264 is: 1,896

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912 : 7,368 = 1,264 : x
  2. Step 2: Convert to fraction form
    4,912/7,368 = 1,264/x
  3. Step 3: Cross multiply
    4,912x = 7,368 × 1,264
  4. Step 4: Simplify right side
    4,912x = 9,313,152
  5. Step 5: Solve for x
    x = 9,313,152/4,912
  6. Step 6: Final answer
    x = 1,896

Related Problems

Find fourth proportional to 2,456, 3,684 and 632
Half scale
Find fourth proportional to 9,824, 14,736 and 2,528
Double scale
Find fourth proportional to 4,913, 7,369.50 and 1,265
Similar ratio
Find fourth proportional to 7,368, 11,052 and 1,896
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.