Home / 9,255.96-13,889.37-3,416.64

Finding the Fourth Proportional to 9,255.96, 13,889.37 and 3,416.64

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Solution

The fourth proportional to 9,255.96, 13,889.37 and 3,416.64 is: 5,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.96 : 13,889.37 = 3,416.64 : x
  2. Step 2: Convert to fraction form
    9,255.96/13,889.37 = 3,416.64/x
  3. Step 3: Cross multiply
    9,255.96x = 13,889.37 × 3,416.64
  4. Step 4: Simplify right side
    9,255.96x = 47,454,977.12
  5. Step 5: Solve for x
    x = 47,454,977.12/9,255.96
  6. Step 6: Final answer
    x = 5,126.96

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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.