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Finding the Fourth Proportional to 2,682.92, 3,705.54 and 2,371.88

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Solution

The fourth proportional to 2,682.92, 3,705.54 and 2,371.88 is: 3,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.92 : 3,705.54 = 2,371.88 : x
  2. Step 2: Convert to fraction form
    2,682.92/3,705.54 = 2,371.88/x
  3. Step 3: Cross multiply
    2,682.92x = 3,705.54 × 2,371.88
  4. Step 4: Simplify right side
    2,682.92x = 8,789,096.22
  5. Step 5: Solve for x
    x = 8,789,096.22/2,682.92
  6. Step 6: Final answer
    x = 3,275.94

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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.