Home / 5,453.73-8,180.87-3,276.45

Finding the Fourth Proportional to 5,453.73, 8,180.87 and 3,276.45

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Solution

The fourth proportional to 5,453.73, 8,180.87 and 3,276.45 is: 4,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.73 : 8,180.87 = 3,276.45 : x
  2. Step 2: Convert to fraction form
    5,453.73/8,180.87 = 3,276.45/x
  3. Step 3: Cross multiply
    5,453.73x = 8,180.87 × 3,276.45
  4. Step 4: Simplify right side
    5,453.73x = 26,804,195.13
  5. Step 5: Solve for x
    x = 26,804,195.13/5,453.73
  6. Step 6: Final answer
    x = 4,914.84

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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.