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Finding the Fourth Proportional to 8,006.88, 12,000.58 and 5,667.56

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Solution

The fourth proportional to 8,006.88, 12,000.58 and 5,667.56 is: 8,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.88 : 12,000.58 = 5,667.56 : x
  2. Step 2: Convert to fraction form
    8,006.88/12,000.58 = 5,667.56/x
  3. Step 3: Cross multiply
    8,006.88x = 12,000.58 × 5,667.56
  4. Step 4: Simplify right side
    8,006.88x = 68,014,007.18
  5. Step 5: Solve for x
    x = 68,014,007.18/8,006.88
  6. Step 6: Final answer
    x = 8,494.45

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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.