Home / 8,230.08-12,349.44-3,846.72

Finding the Fourth Proportional to 8,230.08, 12,349.44 and 3,846.72

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Solution

The fourth proportional to 8,230.08, 12,349.44 and 3,846.72 is: 5,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.08 : 12,349.44 = 3,846.72 : x
  2. Step 2: Convert to fraction form
    8,230.08/12,349.44 = 3,846.72/x
  3. Step 3: Cross multiply
    8,230.08x = 12,349.44 × 3,846.72
  4. Step 4: Simplify right side
    8,230.08x = 47,504,837.84
  5. Step 5: Solve for x
    x = 47,504,837.84/8,230.08
  6. Step 6: Final answer
    x = 5,772.10

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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.