Home / 11,965.44-17,955.84-5,806.08

Finding the Fourth Proportional to 11,965.44, 17,955.84 and 5,806.08

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Solution

The fourth proportional to 11,965.44, 17,955.84 and 5,806.08 is: 8,712.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.44 : 17,955.84 = 5,806.08 : x
  2. Step 2: Convert to fraction form
    11,965.44/17,955.84 = 5,806.08/x
  3. Step 3: Cross multiply
    11,965.44x = 17,955.84 × 5,806.08
  4. Step 4: Simplify right side
    11,965.44x = 104,253,043.51
  5. Step 5: Solve for x
    x = 104,253,043.51/11,965.44
  6. Step 6: Final answer
    x = 8,712.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.