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Finding the Fourth Proportional to 11,524.00, 15,905.06 and 6,678

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Solution

The fourth proportional to 11,524.00, 15,905.06 and 6,678 is: 9,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,524.00 : 15,905.06 = 6,678 : x
  2. Step 2: Convert to fraction form
    11,524.00/15,905.06 = 6,678/x
  3. Step 3: Cross multiply
    11,524.00x = 15,905.06 × 6,678
  4. Step 4: Simplify right side
    11,524.00x = 106,213,957.29
  5. Step 5: Solve for x
    x = 106,213,957.29/11,524.00
  6. Step 6: Final answer
    x = 9,216.77

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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.