Home / 7,832.09-11,749.88-2,285.87

Finding the Fourth Proportional to 7,832.09, 11,749.88 and 2,285.87

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Solution

The fourth proportional to 7,832.09, 11,749.88 and 2,285.87 is: 3,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.09 : 11,749.88 = 2,285.87 : x
  2. Step 2: Convert to fraction form
    7,832.09/11,749.88 = 2,285.87/x
  3. Step 3: Cross multiply
    7,832.09x = 11,749.88 × 2,285.87
  4. Step 4: Simplify right side
    7,832.09x = 26,858,645.16
  5. Step 5: Solve for x
    x = 26,858,645.16/7,832.09
  6. Step 6: Final answer
    x = 3,429.31

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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.