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Finding the Fourth Proportional to 8,847.08, 13,289.92 and 8,551.84

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Solution

The fourth proportional to 8,847.08, 13,289.92 and 8,551.84 is: 12,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.08 : 13,289.92 = 8,551.84 : x
  2. Step 2: Convert to fraction form
    8,847.08/13,289.92 = 8,551.84/x
  3. Step 3: Cross multiply
    8,847.08x = 13,289.92 × 8,551.84
  4. Step 4: Simplify right side
    8,847.08x = 113,653,269.45
  5. Step 5: Solve for x
    x = 113,653,269.45/8,847.08
  6. Step 6: Final answer
    x = 12,846.42

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1.5x scale

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.