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Finding the Fourth Proportional to 3,800.48, 5,699.82 and 1,608.08

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Solution

The fourth proportional to 3,800.48, 5,699.82 and 1,608.08 is: 2,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.48 : 5,699.82 = 1,608.08 : x
  2. Step 2: Convert to fraction form
    3,800.48/5,699.82 = 1,608.08/x
  3. Step 3: Cross multiply
    3,800.48x = 5,699.82 × 1,608.08
  4. Step 4: Simplify right side
    3,800.48x = 9,165,766.55
  5. Step 5: Solve for x
    x = 9,165,766.55/3,800.48
  6. Step 6: Final answer
    x = 2,411.74

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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.