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Finding the Fourth Proportional to 6,966.00, 9,612.92 and 3,857.94

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Solution

The fourth proportional to 6,966.00, 9,612.92 and 3,857.94 is: 5,323.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.00 : 9,612.92 = 3,857.94 : x
  2. Step 2: Convert to fraction form
    6,966.00/9,612.92 = 3,857.94/x
  3. Step 3: Cross multiply
    6,966.00x = 9,612.92 × 3,857.94
  4. Step 4: Simplify right side
    6,966.00x = 37,086,023.60
  5. Step 5: Solve for x
    x = 37,086,023.60/6,966.00
  6. Step 6: Final answer
    x = 5,323.86

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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.