Home / 7,255.22-10,872.57-3,091.04

Finding the Fourth Proportional to 7,255.22, 10,872.57 and 3,091.04

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Solution

The fourth proportional to 7,255.22, 10,872.57 and 3,091.04 is: 4,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.22 : 10,872.57 = 3,091.04 : x
  2. Step 2: Convert to fraction form
    7,255.22/10,872.57 = 3,091.04/x
  3. Step 3: Cross multiply
    7,255.22x = 10,872.57 × 3,091.04
  4. Step 4: Simplify right side
    7,255.22x = 33,607,538.08
  5. Step 5: Solve for x
    x = 33,607,538.08/7,255.22
  6. Step 6: Final answer
    x = 4,632.19

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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.