Home / 11,974.97-16,525.45-6,942.11

Finding the Fourth Proportional to 11,974.97, 16,525.45 and 6,942.11

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Solution

The fourth proportional to 11,974.97, 16,525.45 and 6,942.11 is: 9,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.97 : 16,525.45 = 6,942.11 : x
  2. Step 2: Convert to fraction form
    11,974.97/16,525.45 = 6,942.11/x
  3. Step 3: Cross multiply
    11,974.97x = 16,525.45 × 6,942.11
  4. Step 4: Simplify right side
    11,974.97x = 114,721,450.39
  5. Step 5: Solve for x
    x = 114,721,450.39/11,974.97
  6. Step 6: Final answer
    x = 9,580.10

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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.