Home / 8,576.43-12,871.95-6,117.27

Finding the Fourth Proportional to 8,576.43, 12,871.95 and 6,117.27

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Solution

The fourth proportional to 8,576.43, 12,871.95 and 6,117.27 is: 9,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.43 : 12,871.95 = 6,117.27 : x
  2. Step 2: Convert to fraction form
    8,576.43/12,871.95 = 6,117.27/x
  3. Step 3: Cross multiply
    8,576.43x = 12,871.95 × 6,117.27
  4. Step 4: Simplify right side
    8,576.43x = 78,741,193.58
  5. Step 5: Solve for x
    x = 78,741,193.58/8,576.43
  6. Step 6: Final answer
    x = 9,181.12

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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.