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Finding the Fourth Proportional to 3,273.84, 4,517.84 and 1,876.48

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Solution

The fourth proportional to 3,273.84, 4,517.84 and 1,876.48 is: 2,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.84 : 4,517.84 = 1,876.48 : x
  2. Step 2: Convert to fraction form
    3,273.84/4,517.84 = 1,876.48/x
  3. Step 3: Cross multiply
    3,273.84x = 4,517.84 × 1,876.48
  4. Step 4: Simplify right side
    3,273.84x = 8,477,636.40
  5. Step 5: Solve for x
    x = 8,477,636.40/3,273.84
  6. Step 6: Final answer
    x = 2,589.51

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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.