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Finding the Fourth Proportional to 6,363.81, 9,536.49 and 4,518.54

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Solution

The fourth proportional to 6,363.81, 9,536.49 and 4,518.54 is: 6,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.81 : 9,536.49 = 4,518.54 : x
  2. Step 2: Convert to fraction form
    6,363.81/9,536.49 = 4,518.54/x
  3. Step 3: Cross multiply
    6,363.81x = 9,536.49 × 4,518.54
  4. Step 4: Simplify right side
    6,363.81x = 43,091,011.52
  5. Step 5: Solve for x
    x = 43,091,011.52/6,363.81
  6. Step 6: Final answer
    x = 6,771.26

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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.