Home / 8,495.30-12,738-3,295.10

Finding the Fourth Proportional to 8,495.30, 12,738 and 3,295.10

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Solution

The fourth proportional to 8,495.30, 12,738 and 3,295.10 is: 4,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.30 : 12,738 = 3,295.10 : x
  2. Step 2: Convert to fraction form
    8,495.30/12,738 = 3,295.10/x
  3. Step 3: Cross multiply
    8,495.30x = 12,738 × 3,295.10
  4. Step 4: Simplify right side
    8,495.30x = 41,972,983.80
  5. Step 5: Solve for x
    x = 41,972,983.80/8,495.30
  6. Step 6: Final answer
    x = 4,940.73

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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.