Home / 8,530.88-12,768.96-4,572.26

Finding the Fourth Proportional to 8,530.88, 12,768.96 and 4,572.26

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Solution

The fourth proportional to 8,530.88, 12,768.96 and 4,572.26 is: 6,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.88 : 12,768.96 = 4,572.26 : x
  2. Step 2: Convert to fraction form
    8,530.88/12,768.96 = 4,572.26/x
  3. Step 3: Cross multiply
    8,530.88x = 12,768.96 × 4,572.26
  4. Step 4: Simplify right side
    8,530.88x = 58,383,005.05
  5. Step 5: Solve for x
    x = 58,383,005.05/8,530.88
  6. Step 6: Final answer
    x = 6,843.73

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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.