Home / 11,052.87-16,580.25-3,657.12

Finding the Fourth Proportional to 11,052.87, 16,580.25 and 3,657.12

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Solution

The fourth proportional to 11,052.87, 16,580.25 and 3,657.12 is: 5,485.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.87 : 16,580.25 = 3,657.12 : x
  2. Step 2: Convert to fraction form
    11,052.87/16,580.25 = 3,657.12/x
  3. Step 3: Cross multiply
    11,052.87x = 16,580.25 × 3,657.12
  4. Step 4: Simplify right side
    11,052.87x = 60,635,963.88
  5. Step 5: Solve for x
    x = 60,635,963.88/11,052.87
  6. Step 6: Final answer
    x = 5,485.99

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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.