Home / 5,331.48-7,993.62-2,729.40

Finding the Fourth Proportional to 5,331.48, 7,993.62 and 2,729.40

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Solution

The fourth proportional to 5,331.48, 7,993.62 and 2,729.40 is: 4,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.48 : 7,993.62 = 2,729.40 : x
  2. Step 2: Convert to fraction form
    5,331.48/7,993.62 = 2,729.40/x
  3. Step 3: Cross multiply
    5,331.48x = 7,993.62 × 2,729.40
  4. Step 4: Simplify right side
    5,331.48x = 21,817,786.43
  5. Step 5: Solve for x
    x = 21,817,786.43/5,331.48
  6. Step 6: Final answer
    x = 4,092.26

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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.