Home / 1,868.74-2,803.44-1,525.12

Finding the Fourth Proportional to 1,868.74, 2,803.44 and 1,525.12

Calculator

Solution

The fourth proportional to 1,868.74, 2,803.44 and 1,525.12 is: 2,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868.74 : 2,803.44 = 1,525.12 : x
  2. Step 2: Convert to fraction form
    1,868.74/2,803.44 = 1,525.12/x
  3. Step 3: Cross multiply
    1,868.74x = 2,803.44 × 1,525.12
  4. Step 4: Simplify right side
    1,868.74x = 4,275,582.41
  5. Step 5: Solve for x
    x = 4,275,582.41/1,868.74
  6. Step 6: Final answer
    x = 2,287.95

Related Problems

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.