Home / 9,072.30-13,609.68-2,832.75

Finding the Fourth Proportional to 9,072.30, 13,609.68 and 2,832.75

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Solution

The fourth proportional to 9,072.30, 13,609.68 and 2,832.75 is: 4,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.30 : 13,609.68 = 2,832.75 : x
  2. Step 2: Convert to fraction form
    9,072.30/13,609.68 = 2,832.75/x
  3. Step 3: Cross multiply
    9,072.30x = 13,609.68 × 2,832.75
  4. Step 4: Simplify right side
    9,072.30x = 38,552,821.02
  5. Step 5: Solve for x
    x = 38,552,821.02/9,072.30
  6. Step 6: Final answer
    x = 4,249.51

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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.