Home / 11,903.40-17,855.56-3,584.60

Finding the Fourth Proportional to 11,903.40, 17,855.56 and 3,584.60

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Solution

The fourth proportional to 11,903.40, 17,855.56 and 3,584.60 is: 5,377.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.40 : 17,855.56 = 3,584.60 : x
  2. Step 2: Convert to fraction form
    11,903.40/17,855.56 = 3,584.60/x
  3. Step 3: Cross multiply
    11,903.40x = 17,855.56 × 3,584.60
  4. Step 4: Simplify right side
    11,903.40x = 64,005,040.38
  5. Step 5: Solve for x
    x = 64,005,040.38/11,903.40
  6. Step 6: Final answer
    x = 5,377.04

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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.