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Finding the Fourth Proportional to 8,018.93, 12,027.47 and 3,339.65

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Solution

The fourth proportional to 8,018.93, 12,027.47 and 3,339.65 is: 5,009.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.93 : 12,027.47 = 3,339.65 : x
  2. Step 2: Convert to fraction form
    8,018.93/12,027.47 = 3,339.65/x
  3. Step 3: Cross multiply
    8,018.93x = 12,027.47 × 3,339.65
  4. Step 4: Simplify right side
    8,018.93x = 40,167,553.56
  5. Step 5: Solve for x
    x = 40,167,553.56/8,018.93
  6. Step 6: Final answer
    x = 5,009.09

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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.