Home / 11,252.12-16,888.40-5,991.54

Finding the Fourth Proportional to 11,252.12, 16,888.40 and 5,991.54

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Solution

The fourth proportional to 11,252.12, 16,888.40 and 5,991.54 is: 8,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.12 : 16,888.40 = 5,991.54 : x
  2. Step 2: Convert to fraction form
    11,252.12/16,888.40 = 5,991.54/x
  3. Step 3: Cross multiply
    11,252.12x = 16,888.40 × 5,991.54
  4. Step 4: Simplify right side
    11,252.12x = 101,187,453.32
  5. Step 5: Solve for x
    x = 101,187,453.32/11,252.12
  6. Step 6: Final answer
    x = 8,992.75

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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.