Home / 12,248.19-16,902.70-6,942.90

Finding the Fourth Proportional to 12,248.19, 16,902.70 and 6,942.90

Calculator

Solution

The fourth proportional to 12,248.19, 16,902.70 and 6,942.90 is: 9,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.19 : 16,902.70 = 6,942.90 : x
  2. Step 2: Convert to fraction form
    12,248.19/16,902.70 = 6,942.90/x
  3. Step 3: Cross multiply
    12,248.19x = 16,902.70 × 6,942.90
  4. Step 4: Simplify right side
    12,248.19x = 117,353,755.83
  5. Step 5: Solve for x
    x = 117,353,755.83/12,248.19
  6. Step 6: Final answer
    x = 9,581.31

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.