Home / 9,455.78-14,173.26-3,906.11

Finding the Fourth Proportional to 9,455.78, 14,173.26 and 3,906.11

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Solution

The fourth proportional to 9,455.78, 14,173.26 and 3,906.11 is: 5,854.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.78 : 14,173.26 = 3,906.11 : x
  2. Step 2: Convert to fraction form
    9,455.78/14,173.26 = 3,906.11/x
  3. Step 3: Cross multiply
    9,455.78x = 14,173.26 × 3,906.11
  4. Step 4: Simplify right side
    9,455.78x = 55,362,312.62
  5. Step 5: Solve for x
    x = 55,362,312.62/9,455.78
  6. Step 6: Final answer
    x = 5,854.86

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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.