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Finding the Fourth Proportional to 10,468.56, 14,450.94 and 6,276

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Solution

The fourth proportional to 10,468.56, 14,450.94 and 6,276 is: 8,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.56 : 14,450.94 = 6,276 : x
  2. Step 2: Convert to fraction form
    10,468.56/14,450.94 = 6,276/x
  3. Step 3: Cross multiply
    10,468.56x = 14,450.94 × 6,276
  4. Step 4: Simplify right side
    10,468.56x = 90,694,099.44
  5. Step 5: Solve for x
    x = 90,694,099.44/10,468.56
  6. Step 6: Final answer
    x = 8,663.47

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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.