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Finding the Fourth Proportional to 6,371.08, 9,558.06 and 4,815.88

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Solution

The fourth proportional to 6,371.08, 9,558.06 and 4,815.88 is: 7,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.08 : 9,558.06 = 4,815.88 : x
  2. Step 2: Convert to fraction form
    6,371.08/9,558.06 = 4,815.88/x
  3. Step 3: Cross multiply
    6,371.08x = 9,558.06 × 4,815.88
  4. Step 4: Simplify right side
    6,371.08x = 46,030,469.99
  5. Step 5: Solve for x
    x = 46,030,469.99/6,371.08
  6. Step 6: Final answer
    x = 7,224.91

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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.