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Finding the Fourth Proportional to 2,339.73, 3,510.14 and 696.24

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Solution

The fourth proportional to 2,339.73, 3,510.14 and 696.24 is: 1,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.73 : 3,510.14 = 696.24 : x
  2. Step 2: Convert to fraction form
    2,339.73/3,510.14 = 696.24/x
  3. Step 3: Cross multiply
    2,339.73x = 3,510.14 × 696.24
  4. Step 4: Simplify right side
    2,339.73x = 2,443,896.39
  5. Step 5: Solve for x
    x = 2,443,896.39/2,339.73
  6. Step 6: Final answer
    x = 1,044.52

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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.