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Finding the Fourth Proportional to 10,762.29, 16,145.06 and 3,836.25

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Solution

The fourth proportional to 10,762.29, 16,145.06 and 3,836.25 is: 5,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762.29 : 16,145.06 = 3,836.25 : x
  2. Step 2: Convert to fraction form
    10,762.29/16,145.06 = 3,836.25/x
  3. Step 3: Cross multiply
    10,762.29x = 16,145.06 × 3,836.25
  4. Step 4: Simplify right side
    10,762.29x = 61,936,467.24
  5. Step 5: Solve for x
    x = 61,936,467.24/10,762.29
  6. Step 6: Final answer
    x = 5,754.95

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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.