Home / 11,974.80-16,525.44-7,258.08

Finding the Fourth Proportional to 11,974.80, 16,525.44 and 7,258.08

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Solution

The fourth proportional to 11,974.80, 16,525.44 and 7,258.08 is: 10,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.80 : 16,525.44 = 7,258.08 : x
  2. Step 2: Convert to fraction form
    11,974.80/16,525.44 = 7,258.08/x
  3. Step 3: Cross multiply
    11,974.80x = 16,525.44 × 7,258.08
  4. Step 4: Simplify right side
    11,974.80x = 119,942,965.56
  5. Step 5: Solve for x
    x = 119,942,965.56/11,974.80
  6. Step 6: Final answer
    x = 10,016.28

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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.