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Finding the Fourth Proportional to 8,552, 12,828.72 and 2,396

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Solution

The fourth proportional to 8,552, 12,828.72 and 2,396 is: 3,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552 : 12,828.72 = 2,396 : x
  2. Step 2: Convert to fraction form
    8,552/12,828.72 = 2,396/x
  3. Step 3: Cross multiply
    8,552x = 12,828.72 × 2,396
  4. Step 4: Simplify right side
    8,552x = 30,737,613.12
  5. Step 5: Solve for x
    x = 30,737,613.12/8,552
  6. Step 6: Final answer
    x = 3,594.20

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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.