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Finding the Fourth Proportional to 8,673.35, 13,012.04 and 2,829.94

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Solution

The fourth proportional to 8,673.35, 13,012.04 and 2,829.94 is: 4,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.35 : 13,012.04 = 2,829.94 : x
  2. Step 2: Convert to fraction form
    8,673.35/13,012.04 = 2,829.94/x
  3. Step 3: Cross multiply
    8,673.35x = 13,012.04 × 2,829.94
  4. Step 4: Simplify right side
    8,673.35x = 36,823,267.02
  5. Step 5: Solve for x
    x = 36,823,267.02/8,673.35
  6. Step 6: Final answer
    x = 4,245.57

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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.