Home / 3,190.59-4,784.67-1,458

Finding the Fourth Proportional to 3,190.59, 4,784.67 and 1,458

Calculator

Solution

The fourth proportional to 3,190.59, 4,784.67 and 1,458 is: 2,186.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.59 : 4,784.67 = 1,458 : x
  2. Step 2: Convert to fraction form
    3,190.59/4,784.67 = 1,458/x
  3. Step 3: Cross multiply
    3,190.59x = 4,784.67 × 1,458
  4. Step 4: Simplify right side
    3,190.59x = 6,976,048.86
  5. Step 5: Solve for x
    x = 6,976,048.86/3,190.59
  6. Step 6: Final answer
    x = 2,186.44

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.