Home / 11,111.50-16,675.44-5,268.12

Finding the Fourth Proportional to 11,111.50, 16,675.44 and 5,268.12

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Solution

The fourth proportional to 11,111.50, 16,675.44 and 5,268.12 is: 7,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.50 : 16,675.44 = 5,268.12 : x
  2. Step 2: Convert to fraction form
    11,111.50/16,675.44 = 5,268.12/x
  3. Step 3: Cross multiply
    11,111.50x = 16,675.44 × 5,268.12
  4. Step 4: Simplify right side
    11,111.50x = 87,848,218.97
  5. Step 5: Solve for x
    x = 87,848,218.97/11,111.50
  6. Step 6: Final answer
    x = 7,906.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.