Home / 12,179.84-16,808.94-6,875.15

Finding the Fourth Proportional to 12,179.84, 16,808.94 and 6,875.15

Calculator

Solution

The fourth proportional to 12,179.84, 16,808.94 and 6,875.15 is: 9,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179.84 : 16,808.94 = 6,875.15 : x
  2. Step 2: Convert to fraction form
    12,179.84/16,808.94 = 6,875.15/x
  3. Step 3: Cross multiply
    12,179.84x = 16,808.94 × 6,875.15
  4. Step 4: Simplify right side
    12,179.84x = 115,563,949.47
  5. Step 5: Solve for x
    x = 115,563,949.47/12,179.84
  6. Step 6: Final answer
    x = 9,488.13

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.