Home / 11,276.06-16,914.47-3,880.44

Finding the Fourth Proportional to 11,276.06, 16,914.47 and 3,880.44

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Solution

The fourth proportional to 11,276.06, 16,914.47 and 3,880.44 is: 5,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.06 : 16,914.47 = 3,880.44 : x
  2. Step 2: Convert to fraction form
    11,276.06/16,914.47 = 3,880.44/x
  3. Step 3: Cross multiply
    11,276.06x = 16,914.47 × 3,880.44
  4. Step 4: Simplify right side
    11,276.06x = 65,635,566.56
  5. Step 5: Solve for x
    x = 65,635,566.56/11,276.06
  6. Step 6: Final answer
    x = 5,820.79

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1.5x scale

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.