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Finding the Fourth Proportional to 6,330, 9,495.14 and 2,169.99

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Solution

The fourth proportional to 6,330, 9,495.14 and 2,169.99 is: 3,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330 : 9,495.14 = 2,169.99 : x
  2. Step 2: Convert to fraction form
    6,330/9,495.14 = 2,169.99/x
  3. Step 3: Cross multiply
    6,330x = 9,495.14 × 2,169.99
  4. Step 4: Simplify right side
    6,330x = 20,604,348.00
  5. Step 5: Solve for x
    x = 20,604,348.00/6,330
  6. Step 6: Final answer
    x = 3,255.03

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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.