Home / 11,661.21-16,094.34-6,881.27

Finding the Fourth Proportional to 11,661.21, 16,094.34 and 6,881.27

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Solution

The fourth proportional to 11,661.21, 16,094.34 and 6,881.27 is: 9,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.21 : 16,094.34 = 6,881.27 : x
  2. Step 2: Convert to fraction form
    11,661.21/16,094.34 = 6,881.27/x
  3. Step 3: Cross multiply
    11,661.21x = 16,094.34 × 6,881.27
  4. Step 4: Simplify right side
    11,661.21x = 110,749,418.54
  5. Step 5: Solve for x
    x = 110,749,418.54/11,661.21
  6. Step 6: Final answer
    x = 9,497.25

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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.