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Finding the Fourth Proportional to 2,999.27, 4,499.27 and 1,610.69

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Solution

The fourth proportional to 2,999.27, 4,499.27 and 1,610.69 is: 2,416.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.27 : 4,499.27 = 1,610.69 : x
  2. Step 2: Convert to fraction form
    2,999.27/4,499.27 = 1,610.69/x
  3. Step 3: Cross multiply
    2,999.27x = 4,499.27 × 1,610.69
  4. Step 4: Simplify right side
    2,999.27x = 7,246,898.65
  5. Step 5: Solve for x
    x = 7,246,898.65/2,999.27
  6. Step 6: Final answer
    x = 2,416.22

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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.