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Finding the Fourth Proportional to 7,937.00, 11,905.79 and 3,007.00

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Solution

The fourth proportional to 7,937.00, 11,905.79 and 3,007.00 is: 4,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.00 : 11,905.79 = 3,007.00 : x
  2. Step 2: Convert to fraction form
    7,937.00/11,905.79 = 3,007.00/x
  3. Step 3: Cross multiply
    7,937.00x = 11,905.79 × 3,007.00
  4. Step 4: Simplify right side
    7,937.00x = 35,800,710.38
  5. Step 5: Solve for x
    x = 35,800,710.38/7,937.00
  6. Step 6: Final answer
    x = 4,510.61

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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.