Home / 11,694.09-16,137.23-6,657.51

Finding the Fourth Proportional to 11,694.09, 16,137.23 and 6,657.51

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Solution

The fourth proportional to 11,694.09, 16,137.23 and 6,657.51 is: 9,187.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,694.09 : 16,137.23 = 6,657.51 : x
  2. Step 2: Convert to fraction form
    11,694.09/16,137.23 = 6,657.51/x
  3. Step 3: Cross multiply
    11,694.09x = 16,137.23 × 6,657.51
  4. Step 4: Simplify right side
    11,694.09x = 107,433,736.81
  5. Step 5: Solve for x
    x = 107,433,736.81/11,694.09
  6. Step 6: Final answer
    x = 9,187.01

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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.