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Finding the Fourth Proportional to 5,472.97, 8,209.91 and 1,773.75

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Solution

The fourth proportional to 5,472.97, 8,209.91 and 1,773.75 is: 2,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.97 : 8,209.91 = 1,773.75 : x
  2. Step 2: Convert to fraction form
    5,472.97/8,209.91 = 1,773.75/x
  3. Step 3: Cross multiply
    5,472.97x = 8,209.91 × 1,773.75
  4. Step 4: Simplify right side
    5,472.97x = 14,562,306.93
  5. Step 5: Solve for x
    x = 14,562,306.93/5,472.97
  6. Step 6: Final answer
    x = 2,660.77

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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.