Home / 11,754.57-16,222.32-6,450.42

Finding the Fourth Proportional to 11,754.57, 16,222.32 and 6,450.42

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Solution

The fourth proportional to 11,754.57, 16,222.32 and 6,450.42 is: 8,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.57 : 16,222.32 = 6,450.42 : x
  2. Step 2: Convert to fraction form
    11,754.57/16,222.32 = 6,450.42/x
  3. Step 3: Cross multiply
    11,754.57x = 16,222.32 × 6,450.42
  4. Step 4: Simplify right side
    11,754.57x = 104,640,777.37
  5. Step 5: Solve for x
    x = 104,640,777.37/11,754.57
  6. Step 6: Final answer
    x = 8,902.14

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1.5x scale

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.