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Finding the Fourth Proportional to 8,566.08, 12,851.08 and 3,635.88

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Solution

The fourth proportional to 8,566.08, 12,851.08 and 3,635.88 is: 5,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.08 : 12,851.08 = 3,635.88 : x
  2. Step 2: Convert to fraction form
    8,566.08/12,851.08 = 3,635.88/x
  3. Step 3: Cross multiply
    8,566.08x = 12,851.08 × 3,635.88
  4. Step 4: Simplify right side
    8,566.08x = 46,724,984.75
  5. Step 5: Solve for x
    x = 46,724,984.75/8,566.08
  6. Step 6: Final answer
    x = 5,454.65

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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.