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Finding the Fourth Proportional to 6,659.67, 9,192.50 and 4,299.99

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Solution

The fourth proportional to 6,659.67, 9,192.50 and 4,299.99 is: 5,935.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.67 : 9,192.50 = 4,299.99 : x
  2. Step 2: Convert to fraction form
    6,659.67/9,192.50 = 4,299.99/x
  3. Step 3: Cross multiply
    6,659.67x = 9,192.50 × 4,299.99
  4. Step 4: Simplify right side
    6,659.67x = 39,527,636.58
  5. Step 5: Solve for x
    x = 39,527,636.58/6,659.67
  6. Step 6: Final answer
    x = 5,935.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.