Home / 7,464.12-11,187-3,299.64

Finding the Fourth Proportional to 7,464.12, 11,187 and 3,299.64

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Solution

The fourth proportional to 7,464.12, 11,187 and 3,299.64 is: 4,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.12 : 11,187 = 3,299.64 : x
  2. Step 2: Convert to fraction form
    7,464.12/11,187 = 3,299.64/x
  3. Step 3: Cross multiply
    7,464.12x = 11,187 × 3,299.64
  4. Step 4: Simplify right side
    7,464.12x = 36,913,072.68
  5. Step 5: Solve for x
    x = 36,913,072.68/7,464.12
  6. Step 6: Final answer
    x = 4,945.40

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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.