Home / 11,016.36-16,525.08-3,620.88

Finding the Fourth Proportional to 11,016.36, 16,525.08 and 3,620.88

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Solution

The fourth proportional to 11,016.36, 16,525.08 and 3,620.88 is: 5,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.36 : 16,525.08 = 3,620.88 : x
  2. Step 2: Convert to fraction form
    11,016.36/16,525.08 = 3,620.88/x
  3. Step 3: Cross multiply
    11,016.36x = 16,525.08 × 3,620.88
  4. Step 4: Simplify right side
    11,016.36x = 59,835,331.67
  5. Step 5: Solve for x
    x = 59,835,331.67/11,016.36
  6. Step 6: Final answer
    x = 5,431.50

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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.