Home / 9,305.10-13,958.86-3,065.75

Finding the Fourth Proportional to 9,305.10, 13,958.86 and 3,065.75

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Solution

The fourth proportional to 9,305.10, 13,958.86 and 3,065.75 is: 4,599.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.10 : 13,958.86 = 3,065.75 : x
  2. Step 2: Convert to fraction form
    9,305.10/13,958.86 = 3,065.75/x
  3. Step 3: Cross multiply
    9,305.10x = 13,958.86 × 3,065.75
  4. Step 4: Simplify right side
    9,305.10x = 42,794,375.05
  5. Step 5: Solve for x
    x = 42,794,375.05/9,305.10
  6. Step 6: Final answer
    x = 4,599.02

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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.