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Finding the Fourth Proportional to 3,468.24, 5,200.68 and 1,823.16

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Solution

The fourth proportional to 3,468.24, 5,200.68 and 1,823.16 is: 2,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.24 : 5,200.68 = 1,823.16 : x
  2. Step 2: Convert to fraction form
    3,468.24/5,200.68 = 1,823.16/x
  3. Step 3: Cross multiply
    3,468.24x = 5,200.68 × 1,823.16
  4. Step 4: Simplify right side
    3,468.24x = 9,481,671.75
  5. Step 5: Solve for x
    x = 9,481,671.75/3,468.24
  6. Step 6: Final answer
    x = 2,733.86

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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.