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Finding the Fourth Proportional to 8,792.10, 13,193.28 and 3,249.27

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Solution

The fourth proportional to 8,792.10, 13,193.28 and 3,249.27 is: 4,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.10 : 13,193.28 = 3,249.27 : x
  2. Step 2: Convert to fraction form
    8,792.10/13,193.28 = 3,249.27/x
  3. Step 3: Cross multiply
    8,792.10x = 13,193.28 × 3,249.27
  4. Step 4: Simplify right side
    8,792.10x = 42,868,528.91
  5. Step 5: Solve for x
    x = 42,868,528.91/8,792.10
  6. Step 6: Final answer
    x = 4,875.80

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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.