Home / 4,248.21-6,379.62-2,301.78

Finding the Fourth Proportional to 4,248.21, 6,379.62 and 2,301.78

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Solution

The fourth proportional to 4,248.21, 6,379.62 and 2,301.78 is: 3,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.21 : 6,379.62 = 2,301.78 : x
  2. Step 2: Convert to fraction form
    4,248.21/6,379.62 = 2,301.78/x
  3. Step 3: Cross multiply
    4,248.21x = 6,379.62 × 2,301.78
  4. Step 4: Simplify right side
    4,248.21x = 14,684,481.72
  5. Step 5: Solve for x
    x = 14,684,481.72/4,248.21
  6. Step 6: Final answer
    x = 3,456.63

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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.