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Finding the Fourth Proportional to 10,682.88, 16,016.64 and 4,836.48

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Solution

The fourth proportional to 10,682.88, 16,016.64 and 4,836.48 is: 7,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682.88 : 16,016.64 = 4,836.48 : x
  2. Step 2: Convert to fraction form
    10,682.88/16,016.64 = 4,836.48/x
  3. Step 3: Cross multiply
    10,682.88x = 16,016.64 × 4,836.48
  4. Step 4: Simplify right side
    10,682.88x = 77,464,159.03
  5. Step 5: Solve for x
    x = 77,464,159.03/10,682.88
  6. Step 6: Final answer
    x = 7,251.24

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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.