Home / 11,716.05-16,167.47-6,410.97

Finding the Fourth Proportional to 11,716.05, 16,167.47 and 6,410.97

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Solution

The fourth proportional to 11,716.05, 16,167.47 and 6,410.97 is: 8,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.05 : 16,167.47 = 6,410.97 : x
  2. Step 2: Convert to fraction form
    11,716.05/16,167.47 = 6,410.97/x
  3. Step 3: Cross multiply
    11,716.05x = 16,167.47 × 6,410.97
  4. Step 4: Simplify right side
    11,716.05x = 103,649,165.15
  5. Step 5: Solve for x
    x = 103,649,165.15/11,716.05
  6. Step 6: Final answer
    x = 8,846.77

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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.