Home / 10,789.84-16,178.34-4,208.32

Finding the Fourth Proportional to 10,789.84, 16,178.34 and 4,208.32

Calculator

Solution

The fourth proportional to 10,789.84, 16,178.34 and 4,208.32 is: 6,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.84 : 16,178.34 = 4,208.32 : x
  2. Step 2: Convert to fraction form
    10,789.84/16,178.34 = 4,208.32/x
  3. Step 3: Cross multiply
    10,789.84x = 16,178.34 × 4,208.32
  4. Step 4: Simplify right side
    10,789.84x = 68,083,631.79
  5. Step 5: Solve for x
    x = 68,083,631.79/10,789.84
  6. Step 6: Final answer
    x = 6,309.98

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.