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Finding the Fourth Proportional to 8,554.43, 12,832.37 and 3,007.29

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Solution

The fourth proportional to 8,554.43, 12,832.37 and 3,007.29 is: 4,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.43 : 12,832.37 = 3,007.29 : x
  2. Step 2: Convert to fraction form
    8,554.43/12,832.37 = 3,007.29/x
  3. Step 3: Cross multiply
    8,554.43x = 12,832.37 × 3,007.29
  4. Step 4: Simplify right side
    8,554.43x = 38,590,642.94
  5. Step 5: Solve for x
    x = 38,590,642.94/8,554.43
  6. Step 6: Final answer
    x = 4,511.19

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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.