Home / 11,809.09-16,296.96-7,335.29

Finding the Fourth Proportional to 11,809.09, 16,296.96 and 7,335.29

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Solution

The fourth proportional to 11,809.09, 16,296.96 and 7,335.29 is: 10,122.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.09 : 16,296.96 = 7,335.29 : x
  2. Step 2: Convert to fraction form
    11,809.09/16,296.96 = 7,335.29/x
  3. Step 3: Cross multiply
    11,809.09x = 16,296.96 × 7,335.29
  4. Step 4: Simplify right side
    11,809.09x = 119,542,995.97
  5. Step 5: Solve for x
    x = 119,542,995.97/11,809.09
  6. Step 6: Final answer
    x = 10,122.96

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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.