Home / 8,018.73-12,029.92-3,637.44

Finding the Fourth Proportional to 8,018.73, 12,029.92 and 3,637.44

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Solution

The fourth proportional to 8,018.73, 12,029.92 and 3,637.44 is: 5,456.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.73 : 12,029.92 = 3,637.44 : x
  2. Step 2: Convert to fraction form
    8,018.73/12,029.92 = 3,637.44/x
  3. Step 3: Cross multiply
    8,018.73x = 12,029.92 × 3,637.44
  4. Step 4: Simplify right side
    8,018.73x = 43,758,103.11
  5. Step 5: Solve for x
    x = 43,758,103.11/8,018.73
  6. Step 6: Final answer
    x = 5,456.99

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1.5x scale

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.