Home / 11,713.46-16,164.53-6,408.26

Finding the Fourth Proportional to 11,713.46, 16,164.53 and 6,408.26

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Solution

The fourth proportional to 11,713.46, 16,164.53 and 6,408.26 is: 8,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.46 : 16,164.53 = 6,408.26 : x
  2. Step 2: Convert to fraction form
    11,713.46/16,164.53 = 6,408.26/x
  3. Step 3: Cross multiply
    11,713.46x = 16,164.53 × 6,408.26
  4. Step 4: Simplify right side
    11,713.46x = 103,586,446.22
  5. Step 5: Solve for x
    x = 103,586,446.22/11,713.46
  6. Step 6: Final answer
    x = 8,843.37

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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.