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Finding the Fourth Proportional to 8,673.16, 13,007.94 and 3,051.58

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Solution

The fourth proportional to 8,673.16, 13,007.94 and 3,051.58 is: 4,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.16 : 13,007.94 = 3,051.58 : x
  2. Step 2: Convert to fraction form
    8,673.16/13,007.94 = 3,051.58/x
  3. Step 3: Cross multiply
    8,673.16x = 13,007.94 × 3,051.58
  4. Step 4: Simplify right side
    8,673.16x = 39,694,769.55
  5. Step 5: Solve for x
    x = 39,694,769.55/8,673.16
  6. Step 6: Final answer
    x = 4,576.74

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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.