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Finding the Fourth Proportional to 11,065.01, 16,600.10 and 3,668.93

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Solution

The fourth proportional to 11,065.01, 16,600.10 and 3,668.93 is: 5,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.01 : 16,600.10 = 3,668.93 : x
  2. Step 2: Convert to fraction form
    11,065.01/16,600.10 = 3,668.93/x
  3. Step 3: Cross multiply
    11,065.01x = 16,600.10 × 3,668.93
  4. Step 4: Simplify right side
    11,065.01x = 60,904,586.55
  5. Step 5: Solve for x
    x = 60,904,586.55/11,065.01
  6. Step 6: Final answer
    x = 5,504.25

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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.