Home / 8,488.48-12,732.60-3,295.36

Finding the Fourth Proportional to 8,488.48, 12,732.60 and 3,295.36

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Solution

The fourth proportional to 8,488.48, 12,732.60 and 3,295.36 is: 4,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.48 : 12,732.60 = 3,295.36 : x
  2. Step 2: Convert to fraction form
    8,488.48/12,732.60 = 3,295.36/x
  3. Step 3: Cross multiply
    8,488.48x = 12,732.60 × 3,295.36
  4. Step 4: Simplify right side
    8,488.48x = 41,958,500.74
  5. Step 5: Solve for x
    x = 41,958,500.74/8,488.48
  6. Step 6: Final answer
    x = 4,942.99

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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.