Home / 7,893.24-11,837.82-2,345.28

Finding the Fourth Proportional to 7,893.24, 11,837.82 and 2,345.28

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Solution

The fourth proportional to 7,893.24, 11,837.82 and 2,345.28 is: 3,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.24 : 11,837.82 = 2,345.28 : x
  2. Step 2: Convert to fraction form
    7,893.24/11,837.82 = 2,345.28/x
  3. Step 3: Cross multiply
    7,893.24x = 11,837.82 × 2,345.28
  4. Step 4: Simplify right side
    7,893.24x = 27,763,002.49
  5. Step 5: Solve for x
    x = 27,763,002.49/7,893.24
  6. Step 6: Final answer
    x = 3,517.31

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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.