Home / 3,267-4,501.26-3,180.60

Finding the Fourth Proportional to 3,267, 4,501.26 and 3,180.60

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Solution

The fourth proportional to 3,267, 4,501.26 and 3,180.60 is: 4,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267 : 4,501.26 = 3,180.60 : x
  2. Step 2: Convert to fraction form
    3,267/4,501.26 = 3,180.60/x
  3. Step 3: Cross multiply
    3,267x = 4,501.26 × 3,180.60
  4. Step 4: Simplify right side
    3,267x = 14,316,707.56
  5. Step 5: Solve for x
    x = 14,316,707.56/3,267
  6. Step 6: Final answer
    x = 4,382.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.