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Finding the Fourth Proportional to 3,294.55, 4,945.71 and 2,601.70

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Solution

The fourth proportional to 3,294.55, 4,945.71 and 2,601.70 is: 3,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.55 : 4,945.71 = 2,601.70 : x
  2. Step 2: Convert to fraction form
    3,294.55/4,945.71 = 2,601.70/x
  3. Step 3: Cross multiply
    3,294.55x = 4,945.71 × 2,601.70
  4. Step 4: Simplify right side
    3,294.55x = 12,867,253.71
  5. Step 5: Solve for x
    x = 12,867,253.71/3,294.55
  6. Step 6: Final answer
    x = 3,905.62

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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.