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Finding the Fourth Proportional to 3,252.92, 4,881.94 and 1,671.57

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Solution

The fourth proportional to 3,252.92, 4,881.94 and 1,671.57 is: 2,508.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.92 : 4,881.94 = 1,671.57 : x
  2. Step 2: Convert to fraction form
    3,252.92/4,881.94 = 1,671.57/x
  3. Step 3: Cross multiply
    3,252.92x = 4,881.94 × 1,671.57
  4. Step 4: Simplify right side
    3,252.92x = 8,160,504.45
  5. Step 5: Solve for x
    x = 8,160,504.45/3,252.92
  6. Step 6: Final answer
    x = 2,508.67

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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.