Home / 11,280.48-16,922.52-3,489.27

Finding the Fourth Proportional to 11,280.48, 16,922.52 and 3,489.27

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Solution

The fourth proportional to 11,280.48, 16,922.52 and 3,489.27 is: 5,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.48 : 16,922.52 = 3,489.27 : x
  2. Step 2: Convert to fraction form
    11,280.48/16,922.52 = 3,489.27/x
  3. Step 3: Cross multiply
    11,280.48x = 16,922.52 × 3,489.27
  4. Step 4: Simplify right side
    11,280.48x = 59,047,241.36
  5. Step 5: Solve for x
    x = 59,047,241.36/11,280.48
  6. Step 6: Final answer
    x = 5,234.46

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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.