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Finding the Fourth Proportional to 8,059.62, 12,107.96 and 5,725.30

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Solution

The fourth proportional to 8,059.62, 12,107.96 and 5,725.30 is: 8,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.62 : 12,107.96 = 5,725.30 : x
  2. Step 2: Convert to fraction form
    8,059.62/12,107.96 = 5,725.30/x
  3. Step 3: Cross multiply
    8,059.62x = 12,107.96 × 5,725.30
  4. Step 4: Simplify right side
    8,059.62x = 69,321,703.39
  5. Step 5: Solve for x
    x = 69,321,703.39/8,059.62
  6. Step 6: Final answer
    x = 8,601.11

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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.