Home / 8,257.02-12,388.77-3,063.30

Finding the Fourth Proportional to 8,257.02, 12,388.77 and 3,063.30

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Solution

The fourth proportional to 8,257.02, 12,388.77 and 3,063.30 is: 4,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.02 : 12,388.77 = 3,063.30 : x
  2. Step 2: Convert to fraction form
    8,257.02/12,388.77 = 3,063.30/x
  3. Step 3: Cross multiply
    8,257.02x = 12,388.77 × 3,063.30
  4. Step 4: Simplify right side
    8,257.02x = 37,950,519.14
  5. Step 5: Solve for x
    x = 37,950,519.14/8,257.02
  6. Step 6: Final answer
    x = 4,596.15

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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.