Home / 8,879.52-13,320.56-2,724

Finding the Fourth Proportional to 8,879.52, 13,320.56 and 2,724

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Solution

The fourth proportional to 8,879.52, 13,320.56 and 2,724 is: 4,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.52 : 13,320.56 = 2,724 : x
  2. Step 2: Convert to fraction form
    8,879.52/13,320.56 = 2,724/x
  3. Step 3: Cross multiply
    8,879.52x = 13,320.56 × 2,724
  4. Step 4: Simplify right side
    8,879.52x = 36,285,205.44
  5. Step 5: Solve for x
    x = 36,285,205.44/8,879.52
  6. Step 6: Final answer
    x = 4,086.39

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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.