Home / 9,620.09-14,431.73-3,378.49

Finding the Fourth Proportional to 9,620.09, 14,431.73 and 3,378.49

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Solution

The fourth proportional to 9,620.09, 14,431.73 and 3,378.49 is: 5,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.09 : 14,431.73 = 3,378.49 : x
  2. Step 2: Convert to fraction form
    9,620.09/14,431.73 = 3,378.49/x
  3. Step 3: Cross multiply
    9,620.09x = 14,431.73 × 3,378.49
  4. Step 4: Simplify right side
    9,620.09x = 48,757,455.49
  5. Step 5: Solve for x
    x = 48,757,455.49/9,620.09
  6. Step 6: Final answer
    x = 5,068.30

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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.