Home / 10,644.31-15,966.62-3,625.94

Finding the Fourth Proportional to 10,644.31, 15,966.62 and 3,625.94

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Solution

The fourth proportional to 10,644.31, 15,966.62 and 3,625.94 is: 5,438.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.31 : 15,966.62 = 3,625.94 : x
  2. Step 2: Convert to fraction form
    10,644.31/15,966.62 = 3,625.94/x
  3. Step 3: Cross multiply
    10,644.31x = 15,966.62 × 3,625.94
  4. Step 4: Simplify right side
    10,644.31x = 57,893,996.60
  5. Step 5: Solve for x
    x = 57,893,996.60/10,644.31
  6. Step 6: Final answer
    x = 5,438.96

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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.