Home / 5,241.14-7,232.79-2,883.28

Finding the Fourth Proportional to 5,241.14, 7,232.79 and 2,883.28

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Solution

The fourth proportional to 5,241.14, 7,232.79 and 2,883.28 is: 3,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.14 : 7,232.79 = 2,883.28 : x
  2. Step 2: Convert to fraction form
    5,241.14/7,232.79 = 2,883.28/x
  3. Step 3: Cross multiply
    5,241.14x = 7,232.79 × 2,883.28
  4. Step 4: Simplify right side
    5,241.14x = 20,854,158.75
  5. Step 5: Solve for x
    x = 20,854,158.75/5,241.14
  6. Step 6: Final answer
    x = 3,978.94

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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.