Home / 3,261.85-4,501.38-1,845.61

Finding the Fourth Proportional to 3,261.85, 4,501.38 and 1,845.61

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Solution

The fourth proportional to 3,261.85, 4,501.38 and 1,845.61 is: 2,546.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.85 : 4,501.38 = 1,845.61 : x
  2. Step 2: Convert to fraction form
    3,261.85/4,501.38 = 1,845.61/x
  3. Step 3: Cross multiply
    3,261.85x = 4,501.38 × 1,845.61
  4. Step 4: Simplify right side
    3,261.85x = 8,307,791.94
  5. Step 5: Solve for x
    x = 8,307,791.94/3,261.85
  6. Step 6: Final answer
    x = 2,546.96

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1.5x scale

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.