Home / 5,548.52-7,658.62-3,311.96

Finding the Fourth Proportional to 5,548.52, 7,658.62 and 3,311.96

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Solution

The fourth proportional to 5,548.52, 7,658.62 and 3,311.96 is: 4,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.52 : 7,658.62 = 3,311.96 : x
  2. Step 2: Convert to fraction form
    5,548.52/7,658.62 = 3,311.96/x
  3. Step 3: Cross multiply
    5,548.52x = 7,658.62 × 3,311.96
  4. Step 4: Simplify right side
    5,548.52x = 25,365,043.10
  5. Step 5: Solve for x
    x = 25,365,043.10/5,548.52
  6. Step 6: Final answer
    x = 4,571.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.