Home / 11,055.08-16,583.70-3,657.80

Finding the Fourth Proportional to 11,055.08, 16,583.70 and 3,657.80

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Solution

The fourth proportional to 11,055.08, 16,583.70 and 3,657.80 is: 5,487.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.08 : 16,583.70 = 3,657.80 : x
  2. Step 2: Convert to fraction form
    11,055.08/16,583.70 = 3,657.80/x
  3. Step 3: Cross multiply
    11,055.08x = 16,583.70 × 3,657.80
  4. Step 4: Simplify right side
    11,055.08x = 60,659,857.86
  5. Step 5: Solve for x
    x = 60,659,857.86/11,055.08
  6. Step 6: Final answer
    x = 5,487.06

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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.