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Finding the Fourth Proportional to 5,198.44, 7,174.14 and 4,848.52

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Solution

The fourth proportional to 5,198.44, 7,174.14 and 4,848.52 is: 6,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.44 : 7,174.14 = 4,848.52 : x
  2. Step 2: Convert to fraction form
    5,198.44/7,174.14 = 4,848.52/x
  3. Step 3: Cross multiply
    5,198.44x = 7,174.14 × 4,848.52
  4. Step 4: Simplify right side
    5,198.44x = 34,783,961.27
  5. Step 5: Solve for x
    x = 34,783,961.27/5,198.44
  6. Step 6: Final answer
    x = 6,691.23

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1.5x scale

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.