Home / 7,869.39-11,800.01-2,322.03

Finding the Fourth Proportional to 7,869.39, 11,800.01 and 2,322.03

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Solution

The fourth proportional to 7,869.39, 11,800.01 and 2,322.03 is: 3,481.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.39 : 11,800.01 = 2,322.03 : x
  2. Step 2: Convert to fraction form
    7,869.39/11,800.01 = 2,322.03/x
  3. Step 3: Cross multiply
    7,869.39x = 11,800.01 × 2,322.03
  4. Step 4: Simplify right side
    7,869.39x = 27,399,918.22
  5. Step 5: Solve for x
    x = 27,399,918.22/7,869.39
  6. Step 6: Final answer
    x = 3,481.84

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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.