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Finding the Fourth Proportional to 8,756, 13,130.04 and 2,514.58

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Solution

The fourth proportional to 8,756, 13,130.04 and 2,514.58 is: 3,770.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756 : 13,130.04 = 2,514.58 : x
  2. Step 2: Convert to fraction form
    8,756/13,130.04 = 2,514.58/x
  3. Step 3: Cross multiply
    8,756x = 13,130.04 × 2,514.58
  4. Step 4: Simplify right side
    8,756x = 33,016,535.98
  5. Step 5: Solve for x
    x = 33,016,535.98/8,756
  6. Step 6: Final answer
    x = 3,770.73

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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.