Home / 7,588.31-11,383.68-3,205.81

Finding the Fourth Proportional to 7,588.31, 11,383.68 and 3,205.81

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Solution

The fourth proportional to 7,588.31, 11,383.68 and 3,205.81 is: 4,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.31 : 11,383.68 = 3,205.81 : x
  2. Step 2: Convert to fraction form
    7,588.31/11,383.68 = 3,205.81/x
  3. Step 3: Cross multiply
    7,588.31x = 11,383.68 × 3,205.81
  4. Step 4: Simplify right side
    7,588.31x = 36,493,858.26
  5. Step 5: Solve for x
    x = 36,493,858.26/7,588.31
  6. Step 6: Final answer
    x = 4,809.22

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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.