Home / 11,872.44-17,802.08-4,857.37

Finding the Fourth Proportional to 11,872.44, 17,802.08 and 4,857.37

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Solution

The fourth proportional to 11,872.44, 17,802.08 and 4,857.37 is: 7,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.44 : 17,802.08 = 4,857.37 : x
  2. Step 2: Convert to fraction form
    11,872.44/17,802.08 = 4,857.37/x
  3. Step 3: Cross multiply
    11,872.44x = 17,802.08 × 4,857.37
  4. Step 4: Simplify right side
    11,872.44x = 86,471,309.55
  5. Step 5: Solve for x
    x = 86,471,309.55/11,872.44
  6. Step 6: Final answer
    x = 7,283.37

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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.