Home / 8,673.26-13,011.96-2,829.88

Finding the Fourth Proportional to 8,673.26, 13,011.96 and 2,829.88

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Solution

The fourth proportional to 8,673.26, 13,011.96 and 2,829.88 is: 4,245.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.26 : 13,011.96 = 2,829.88 : x
  2. Step 2: Convert to fraction form
    8,673.26/13,011.96 = 2,829.88/x
  3. Step 3: Cross multiply
    8,673.26x = 13,011.96 × 2,829.88
  4. Step 4: Simplify right side
    8,673.26x = 36,822,220.31
  5. Step 5: Solve for x
    x = 36,822,220.31/8,673.26
  6. Step 6: Final answer
    x = 4,245.49

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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.