Home / 8,147.26-12,224.54-4,684.52

Finding the Fourth Proportional to 8,147.26, 12,224.54 and 4,684.52

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Solution

The fourth proportional to 8,147.26, 12,224.54 and 4,684.52 is: 7,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.26 : 12,224.54 = 4,684.52 : x
  2. Step 2: Convert to fraction form
    8,147.26/12,224.54 = 4,684.52/x
  3. Step 3: Cross multiply
    8,147.26x = 12,224.54 × 4,684.52
  4. Step 4: Simplify right side
    8,147.26x = 57,266,102.12
  5. Step 5: Solve for x
    x = 57,266,102.12/8,147.26
  6. Step 6: Final answer
    x = 7,028.88

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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.