Home / 11,188.86-16,783.25-3,798.55

Finding the Fourth Proportional to 11,188.86, 16,783.25 and 3,798.55

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Solution

The fourth proportional to 11,188.86, 16,783.25 and 3,798.55 is: 5,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.86 : 16,783.25 = 3,798.55 : x
  2. Step 2: Convert to fraction form
    11,188.86/16,783.25 = 3,798.55/x
  3. Step 3: Cross multiply
    11,188.86x = 16,783.25 × 3,798.55
  4. Step 4: Simplify right side
    11,188.86x = 63,751,943.23
  5. Step 5: Solve for x
    x = 63,751,943.23/11,188.86
  6. Step 6: Final answer
    x = 5,697.81

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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.