Home / 7,838.88-10,817.70-4,302.12

Finding the Fourth Proportional to 7,838.88, 10,817.70 and 4,302.12

Calculator

Solution

The fourth proportional to 7,838.88, 10,817.70 and 4,302.12 is: 5,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838.88 : 10,817.70 = 4,302.12 : x
  2. Step 2: Convert to fraction form
    7,838.88/10,817.70 = 4,302.12/x
  3. Step 3: Cross multiply
    7,838.88x = 10,817.70 × 4,302.12
  4. Step 4: Simplify right side
    7,838.88x = 46,539,043.52
  5. Step 5: Solve for x
    x = 46,539,043.52/7,838.88
  6. Step 6: Final answer
    x = 5,936.95

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.