Home / 9,287.84-13,930.32-2,712.26

Finding the Fourth Proportional to 9,287.84, 13,930.32 and 2,712.26

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Solution

The fourth proportional to 9,287.84, 13,930.32 and 2,712.26 is: 4,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.84 : 13,930.32 = 2,712.26 : x
  2. Step 2: Convert to fraction form
    9,287.84/13,930.32 = 2,712.26/x
  3. Step 3: Cross multiply
    9,287.84x = 13,930.32 × 2,712.26
  4. Step 4: Simplify right side
    9,287.84x = 37,782,649.72
  5. Step 5: Solve for x
    x = 37,782,649.72/9,287.84
  6. Step 6: Final answer
    x = 4,067.97

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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.