Home / 9,305.04-13,958.84-2,731.68

Finding the Fourth Proportional to 9,305.04, 13,958.84 and 2,731.68

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Solution

The fourth proportional to 9,305.04, 13,958.84 and 2,731.68 is: 4,097.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.04 : 13,958.84 = 2,731.68 : x
  2. Step 2: Convert to fraction form
    9,305.04/13,958.84 = 2,731.68/x
  3. Step 3: Cross multiply
    9,305.04x = 13,958.84 × 2,731.68
  4. Step 4: Simplify right side
    9,305.04x = 38,131,084.05
  5. Step 5: Solve for x
    x = 38,131,084.05/9,305.04
  6. Step 6: Final answer
    x = 4,097.90

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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.