Home / 10,644.62-15,968.82-3,624.28

Finding the Fourth Proportional to 10,644.62, 15,968.82 and 3,624.28

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Solution

The fourth proportional to 10,644.62, 15,968.82 and 3,624.28 is: 5,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.62 : 15,968.82 = 3,624.28 : x
  2. Step 2: Convert to fraction form
    10,644.62/15,968.82 = 3,624.28/x
  3. Step 3: Cross multiply
    10,644.62x = 15,968.82 × 3,624.28
  4. Step 4: Simplify right side
    10,644.62x = 57,875,474.95
  5. Step 5: Solve for x
    x = 57,875,474.95/10,644.62
  6. Step 6: Final answer
    x = 5,437.06

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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.