Home / 11,485.11-17,228.34-3,588.75

Finding the Fourth Proportional to 11,485.11, 17,228.34 and 3,588.75

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Solution

The fourth proportional to 11,485.11, 17,228.34 and 3,588.75 is: 5,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.11 : 17,228.34 = 3,588.75 : x
  2. Step 2: Convert to fraction form
    11,485.11/17,228.34 = 3,588.75/x
  3. Step 3: Cross multiply
    11,485.11x = 17,228.34 × 3,588.75
  4. Step 4: Simplify right side
    11,485.11x = 61,828,205.18
  5. Step 5: Solve for x
    x = 61,828,205.18/11,485.11
  6. Step 6: Final answer
    x = 5,383.34

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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.