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Finding the Fourth Proportional to 3,625.54, 5,001.69 and 2,836.42

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Solution

The fourth proportional to 3,625.54, 5,001.69 and 2,836.42 is: 3,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.54 : 5,001.69 = 2,836.42 : x
  2. Step 2: Convert to fraction form
    3,625.54/5,001.69 = 2,836.42/x
  3. Step 3: Cross multiply
    3,625.54x = 5,001.69 × 2,836.42
  4. Step 4: Simplify right side
    3,625.54x = 14,186,893.55
  5. Step 5: Solve for x
    x = 14,186,893.55/3,625.54
  6. Step 6: Final answer
    x = 3,913.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.