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Finding the Fourth Proportional to 3,073.73, 4,610.57 and 882.43

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Solution

The fourth proportional to 3,073.73, 4,610.57 and 882.43 is: 1,323.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.73 : 4,610.57 = 882.43 : x
  2. Step 2: Convert to fraction form
    3,073.73/4,610.57 = 882.43/x
  3. Step 3: Cross multiply
    3,073.73x = 4,610.57 × 882.43
  4. Step 4: Simplify right side
    3,073.73x = 4,068,489.35
  5. Step 5: Solve for x
    x = 4,068,489.35/3,073.73
  6. Step 6: Final answer
    x = 1,323.63

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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.