Home / 1,376.24-1,899.41-956.36

Finding the Fourth Proportional to 1,376.24, 1,899.41 and 956.36

Calculator

Solution

The fourth proportional to 1,376.24, 1,899.41 and 956.36 is: 1,319.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376.24 : 1,899.41 = 956.36 : x
  2. Step 2: Convert to fraction form
    1,376.24/1,899.41 = 956.36/x
  3. Step 3: Cross multiply
    1,376.24x = 1,899.41 × 956.36
  4. Step 4: Simplify right side
    1,376.24x = 1,816,519.71
  5. Step 5: Solve for x
    x = 1,816,519.71/1,376.24
  6. Step 6: Final answer
    x = 1,319.91

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.