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Finding the Fourth Proportional to 3,141.73, 4,714.22 and 1,754.20

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Solution

The fourth proportional to 3,141.73, 4,714.22 and 1,754.20 is: 2,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.73 : 4,714.22 = 1,754.20 : x
  2. Step 2: Convert to fraction form
    3,141.73/4,714.22 = 1,754.20/x
  3. Step 3: Cross multiply
    3,141.73x = 4,714.22 × 1,754.20
  4. Step 4: Simplify right side
    3,141.73x = 8,269,684.72
  5. Step 5: Solve for x
    x = 8,269,684.72/3,141.73
  6. Step 6: Final answer
    x = 2,632.21

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1.5x scale

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.