Home / 8,511.26-12,767.04-3,248.72

Finding the Fourth Proportional to 8,511.26, 12,767.04 and 3,248.72

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Solution

The fourth proportional to 8,511.26, 12,767.04 and 3,248.72 is: 4,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.26 : 12,767.04 = 3,248.72 : x
  2. Step 2: Convert to fraction form
    8,511.26/12,767.04 = 3,248.72/x
  3. Step 3: Cross multiply
    8,511.26x = 12,767.04 × 3,248.72
  4. Step 4: Simplify right side
    8,511.26x = 41,476,538.19
  5. Step 5: Solve for x
    x = 41,476,538.19/8,511.26
  6. Step 6: Final answer
    x = 4,873.14

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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.