Home / 10,765.08-16,148.10-3,369.69

Finding the Fourth Proportional to 10,765.08, 16,148.10 and 3,369.69

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Solution

The fourth proportional to 10,765.08, 16,148.10 and 3,369.69 is: 5,054.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.08 : 16,148.10 = 3,369.69 : x
  2. Step 2: Convert to fraction form
    10,765.08/16,148.10 = 3,369.69/x
  3. Step 3: Cross multiply
    10,765.08x = 16,148.10 × 3,369.69
  4. Step 4: Simplify right side
    10,765.08x = 54,414,091.09
  5. Step 5: Solve for x
    x = 54,414,091.09/10,765.08
  6. Step 6: Final answer
    x = 5,054.69

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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.