Home / 2,678.86-3,696.94-1,499.94

Finding the Fourth Proportional to 2,678.86, 3,696.94 and 1,499.94

Calculator

Solution

The fourth proportional to 2,678.86, 3,696.94 and 1,499.94 is: 2,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678.86 : 3,696.94 = 1,499.94 : x
  2. Step 2: Convert to fraction form
    2,678.86/3,696.94 = 1,499.94/x
  3. Step 3: Cross multiply
    2,678.86x = 3,696.94 × 1,499.94
  4. Step 4: Simplify right side
    2,678.86x = 5,545,188.18
  5. Step 5: Solve for x
    x = 5,545,188.18/2,678.86
  6. Step 6: Final answer
    x = 2,069.98

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.