Home / 2,962.07-4,085.74-1,782

Finding the Fourth Proportional to 2,962.07, 4,085.74 and 1,782

Calculator

Solution

The fourth proportional to 2,962.07, 4,085.74 and 1,782 is: 2,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.07 : 4,085.74 = 1,782 : x
  2. Step 2: Convert to fraction form
    2,962.07/4,085.74 = 1,782/x
  3. Step 3: Cross multiply
    2,962.07x = 4,085.74 × 1,782
  4. Step 4: Simplify right side
    2,962.07x = 7,280,790.91
  5. Step 5: Solve for x
    x = 7,280,790.91/2,962.07
  6. Step 6: Final answer
    x = 2,458.01

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.