Home / 12,088.78-16,684.17-6,783.91

Finding the Fourth Proportional to 12,088.78, 16,684.17 and 6,783.91

Calculator

Solution

The fourth proportional to 12,088.78, 16,684.17 and 6,783.91 is: 9,362.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.78 : 16,684.17 = 6,783.91 : x
  2. Step 2: Convert to fraction form
    12,088.78/16,684.17 = 6,783.91/x
  3. Step 3: Cross multiply
    12,088.78x = 16,684.17 × 6,783.91
  4. Step 4: Simplify right side
    12,088.78x = 113,183,907.70
  5. Step 5: Solve for x
    x = 113,183,907.70/12,088.78
  6. Step 6: Final answer
    x = 9,362.72

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.