Home / 9,620.40-14,436.96-3,464.40

Finding the Fourth Proportional to 9,620.40, 14,436.96 and 3,464.40

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Solution

The fourth proportional to 9,620.40, 14,436.96 and 3,464.40 is: 5,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.40 : 14,436.96 = 3,464.40 : x
  2. Step 2: Convert to fraction form
    9,620.40/14,436.96 = 3,464.40/x
  3. Step 3: Cross multiply
    9,620.40x = 14,436.96 × 3,464.40
  4. Step 4: Simplify right side
    9,620.40x = 50,015,404.22
  5. Step 5: Solve for x
    x = 50,015,404.22/9,620.40
  6. Step 6: Final answer
    x = 5,198.89

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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.