Home / 9,818.31-14,727.79-3,896.30

Finding the Fourth Proportional to 9,818.31, 14,727.79 and 3,896.30

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Solution

The fourth proportional to 9,818.31, 14,727.79 and 3,896.30 is: 5,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.31 : 14,727.79 = 3,896.30 : x
  2. Step 2: Convert to fraction form
    9,818.31/14,727.79 = 3,896.30/x
  3. Step 3: Cross multiply
    9,818.31x = 14,727.79 × 3,896.30
  4. Step 4: Simplify right side
    9,818.31x = 57,383,929.87
  5. Step 5: Solve for x
    x = 57,383,929.87/9,818.31
  6. Step 6: Final answer
    x = 5,844.58

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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.