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Finding the Fourth Proportional to 6,499.72, 9,751 and 3,035.08

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Solution

The fourth proportional to 6,499.72, 9,751 and 3,035.08 is: 4,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499.72 : 9,751 = 3,035.08 : x
  2. Step 2: Convert to fraction form
    6,499.72/9,751 = 3,035.08/x
  3. Step 3: Cross multiply
    6,499.72x = 9,751 × 3,035.08
  4. Step 4: Simplify right side
    6,499.72x = 29,595,065.08
  5. Step 5: Solve for x
    x = 29,595,065.08/6,499.72
  6. Step 6: Final answer
    x = 4,553.28

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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.