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Finding the Fourth Proportional to 2,339.30, 3,508.97 and 696.02

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Solution

The fourth proportional to 2,339.30, 3,508.97 and 696.02 is: 1,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.30 : 3,508.97 = 696.02 : x
  2. Step 2: Convert to fraction form
    2,339.30/3,508.97 = 696.02/x
  3. Step 3: Cross multiply
    2,339.30x = 3,508.97 × 696.02
  4. Step 4: Simplify right side
    2,339.30x = 2,442,292.27
  5. Step 5: Solve for x
    x = 2,442,292.27/2,339.30
  6. Step 6: Final answer
    x = 1,044.03

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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.