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Finding the Fourth Proportional to 2,339.26, 3,508.62 and 608.02

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Solution

The fourth proportional to 2,339.26, 3,508.62 and 608.02 is: 911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.26 : 3,508.62 = 608.02 : x
  2. Step 2: Convert to fraction form
    2,339.26/3,508.62 = 608.02/x
  3. Step 3: Cross multiply
    2,339.26x = 3,508.62 × 608.02
  4. Step 4: Simplify right side
    2,339.26x = 2,133,311.13
  5. Step 5: Solve for x
    x = 2,133,311.13/2,339.26
  6. Step 6: Final answer
    x = 911.96

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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.