Home / 5,046.42-7,564.50-3,198.90

Finding the Fourth Proportional to 5,046.42, 7,564.50 and 3,198.90

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Solution

The fourth proportional to 5,046.42, 7,564.50 and 3,198.90 is: 4,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.42 : 7,564.50 = 3,198.90 : x
  2. Step 2: Convert to fraction form
    5,046.42/7,564.50 = 3,198.90/x
  3. Step 3: Cross multiply
    5,046.42x = 7,564.50 × 3,198.90
  4. Step 4: Simplify right side
    5,046.42x = 24,198,079.05
  5. Step 5: Solve for x
    x = 24,198,079.05/5,046.42
  6. Step 6: Final answer
    x = 4,795.10

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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.