Home / 5,108.57-7,631.80-3,244.76

Finding the Fourth Proportional to 5,108.57, 7,631.80 and 3,244.76

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Solution

The fourth proportional to 5,108.57, 7,631.80 and 3,244.76 is: 4,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.57 : 7,631.80 = 3,244.76 : x
  2. Step 2: Convert to fraction form
    5,108.57/7,631.80 = 3,244.76/x
  3. Step 3: Cross multiply
    5,108.57x = 7,631.80 × 3,244.76
  4. Step 4: Simplify right side
    5,108.57x = 24,763,359.37
  5. Step 5: Solve for x
    x = 24,763,359.37/5,108.57
  6. Step 6: Final answer
    x = 4,847.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.