Home / 3,227.36-4,840.68-887.54

Finding the Fourth Proportional to 3,227.36, 4,840.68 and 887.54

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Solution

The fourth proportional to 3,227.36, 4,840.68 and 887.54 is: 1,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.36 : 4,840.68 = 887.54 : x
  2. Step 2: Convert to fraction form
    3,227.36/4,840.68 = 887.54/x
  3. Step 3: Cross multiply
    3,227.36x = 4,840.68 × 887.54
  4. Step 4: Simplify right side
    3,227.36x = 4,296,297.13
  5. Step 5: Solve for x
    x = 4,296,297.13/3,227.36
  6. Step 6: Final answer
    x = 1,331.21

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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.