Home / 11,714.16-16,164.84-6,408.96

Finding the Fourth Proportional to 11,714.16, 16,164.84 and 6,408.96

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Solution

The fourth proportional to 11,714.16, 16,164.84 and 6,408.96 is: 8,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.16 : 16,164.84 = 6,408.96 : x
  2. Step 2: Convert to fraction form
    11,714.16/16,164.84 = 6,408.96/x
  3. Step 3: Cross multiply
    11,714.16x = 16,164.84 × 6,408.96
  4. Step 4: Simplify right side
    11,714.16x = 103,599,812.97
  5. Step 5: Solve for x
    x = 103,599,812.97/11,714.16
  6. Step 6: Final answer
    x = 8,843.98

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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.