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Finding the Fourth Proportional to 4,282.27, 5,914.01 and 3,818.54

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Solution

The fourth proportional to 4,282.27, 5,914.01 and 3,818.54 is: 5,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.27 : 5,914.01 = 3,818.54 : x
  2. Step 2: Convert to fraction form
    4,282.27/5,914.01 = 3,818.54/x
  3. Step 3: Cross multiply
    4,282.27x = 5,914.01 × 3,818.54
  4. Step 4: Simplify right side
    4,282.27x = 22,582,908.08
  5. Step 5: Solve for x
    x = 22,582,908.08/4,282.27
  6. Step 6: Final answer
    x = 5,273.59

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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.