Home / 1,625.99-2,243.86-879.95

Finding the Fourth Proportional to 1,625.99, 2,243.86 and 879.95

Calculator

Solution

The fourth proportional to 1,625.99, 2,243.86 and 879.95 is: 1,214.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.99 : 2,243.86 = 879.95 : x
  2. Step 2: Convert to fraction form
    1,625.99/2,243.86 = 879.95/x
  3. Step 3: Cross multiply
    1,625.99x = 2,243.86 × 879.95
  4. Step 4: Simplify right side
    1,625.99x = 1,974,484.61
  5. Step 5: Solve for x
    x = 1,974,484.61/1,625.99
  6. Step 6: Final answer
    x = 1,214.33

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.