Home / 11,977.44-16,529.37-6,672.25

Finding the Fourth Proportional to 11,977.44, 16,529.37 and 6,672.25

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Solution

The fourth proportional to 11,977.44, 16,529.37 and 6,672.25 is: 9,207.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.44 : 16,529.37 = 6,672.25 : x
  2. Step 2: Convert to fraction form
    11,977.44/16,529.37 = 6,672.25/x
  3. Step 3: Cross multiply
    11,977.44x = 16,529.37 × 6,672.25
  4. Step 4: Simplify right side
    11,977.44x = 110,288,055.62
  5. Step 5: Solve for x
    x = 110,288,055.62/11,977.44
  6. Step 6: Final answer
    x = 9,207.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.