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Finding the Fourth Proportional to 3,299, 4,959.84 and 3,025.76

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Solution

The fourth proportional to 3,299, 4,959.84 and 3,025.76 is: 4,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299 : 4,959.84 = 3,025.76 : x
  2. Step 2: Convert to fraction form
    3,299/4,959.84 = 3,025.76/x
  3. Step 3: Cross multiply
    3,299x = 4,959.84 × 3,025.76
  4. Step 4: Simplify right side
    3,299x = 15,007,285.48
  5. Step 5: Solve for x
    x = 15,007,285.48/3,299
  6. Step 6: Final answer
    x = 4,549.04

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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.