Home / 9,305.89-13,958.72-2,731.84

Finding the Fourth Proportional to 9,305.89, 13,958.72 and 2,731.84

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Solution

The fourth proportional to 9,305.89, 13,958.72 and 2,731.84 is: 4,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.89 : 13,958.72 = 2,731.84 : x
  2. Step 2: Convert to fraction form
    9,305.89/13,958.72 = 2,731.84/x
  3. Step 3: Cross multiply
    9,305.89x = 13,958.72 × 2,731.84
  4. Step 4: Simplify right side
    9,305.89x = 38,132,951.33
  5. Step 5: Solve for x
    x = 38,132,951.33/9,305.89
  6. Step 6: Final answer
    x = 4,097.72

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1.5x scale

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.