Home / 10,200.99-15,299.73-2,704.61

Finding the Fourth Proportional to 10,200.99, 15,299.73 and 2,704.61

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Solution

The fourth proportional to 10,200.99, 15,299.73 and 2,704.61 is: 4,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.99 : 15,299.73 = 2,704.61 : x
  2. Step 2: Convert to fraction form
    10,200.99/15,299.73 = 2,704.61/x
  3. Step 3: Cross multiply
    10,200.99x = 15,299.73 × 2,704.61
  4. Step 4: Simplify right side
    10,200.99x = 41,379,726.26
  5. Step 5: Solve for x
    x = 41,379,726.26/10,200.99
  6. Step 6: Final answer
    x = 4,056.44

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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.