Home / 8,508.24-12,763.98-2,663.28

Finding the Fourth Proportional to 8,508.24, 12,763.98 and 2,663.28

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Solution

The fourth proportional to 8,508.24, 12,763.98 and 2,663.28 is: 3,995.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.24 : 12,763.98 = 2,663.28 : x
  2. Step 2: Convert to fraction form
    8,508.24/12,763.98 = 2,663.28/x
  3. Step 3: Cross multiply
    8,508.24x = 12,763.98 × 2,663.28
  4. Step 4: Simplify right side
    8,508.24x = 33,994,052.65
  5. Step 5: Solve for x
    x = 33,994,052.65/8,508.24
  6. Step 6: Final answer
    x = 3,995.43

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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.