Home / 6,836.31-10,253.25-1,905.98

Finding the Fourth Proportional to 6,836.31, 10,253.25 and 1,905.98

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Solution

The fourth proportional to 6,836.31, 10,253.25 and 1,905.98 is: 2,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.31 : 10,253.25 = 1,905.98 : x
  2. Step 2: Convert to fraction form
    6,836.31/10,253.25 = 1,905.98/x
  3. Step 3: Cross multiply
    6,836.31x = 10,253.25 × 1,905.98
  4. Step 4: Simplify right side
    6,836.31x = 19,542,438.17
  5. Step 5: Solve for x
    x = 19,542,438.17/6,836.31
  6. Step 6: Final answer
    x = 2,858.62

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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.