Home / 10,076.88-15,108.32-3,837.36

Finding the Fourth Proportional to 10,076.88, 15,108.32 and 3,837.36

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Solution

The fourth proportional to 10,076.88, 15,108.32 and 3,837.36 is: 5,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.88 : 15,108.32 = 3,837.36 : x
  2. Step 2: Convert to fraction form
    10,076.88/15,108.32 = 3,837.36/x
  3. Step 3: Cross multiply
    10,076.88x = 15,108.32 × 3,837.36
  4. Step 4: Simplify right side
    10,076.88x = 57,976,062.84
  5. Step 5: Solve for x
    x = 57,976,062.84/10,076.88
  6. Step 6: Final answer
    x = 5,753.37

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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.