Home / 5,647.73-7,794.83-3,291.03

Finding the Fourth Proportional to 5,647.73, 7,794.83 and 3,291.03

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Solution

The fourth proportional to 5,647.73, 7,794.83 and 3,291.03 is: 4,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.73 : 7,794.83 = 3,291.03 : x
  2. Step 2: Convert to fraction form
    5,647.73/7,794.83 = 3,291.03/x
  3. Step 3: Cross multiply
    5,647.73x = 7,794.83 × 3,291.03
  4. Step 4: Simplify right side
    5,647.73x = 25,653,027.60
  5. Step 5: Solve for x
    x = 25,653,027.60/5,647.73
  6. Step 6: Final answer
    x = 4,542.19

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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.