Home / 5,101-7,651.50-1,453

Finding the Fourth Proportional to 5,101, 7,651.50 and 1,453

Calculator

Solution

The fourth proportional to 5,101, 7,651.50 and 1,453 is: 2,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101 : 7,651.50 = 1,453 : x
  2. Step 2: Convert to fraction form
    5,101/7,651.50 = 1,453/x
  3. Step 3: Cross multiply
    5,101x = 7,651.50 × 1,453
  4. Step 4: Simplify right side
    5,101x = 11,117,629.50
  5. Step 5: Solve for x
    x = 11,117,629.50/5,101
  6. Step 6: Final answer
    x = 2,179.50

Related Problems

Find fourth proportional to 2,550.50, 3,825.75 and 726.50
Half scale
Find fourth proportional to 10,202, 15,303 and 2,906
Double scale
Find fourth proportional to 5,102, 7,653 and 1,454
Similar ratio
Find fourth proportional to 7,651.50, 11,477.25 and 2,179.50
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.