Home / 2,353.60-3,241.82-2,178.44

Finding the Fourth Proportional to 2,353.60, 3,241.82 and 2,178.44

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Solution

The fourth proportional to 2,353.60, 3,241.82 and 2,178.44 is: 3,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.60 : 3,241.82 = 2,178.44 : x
  2. Step 2: Convert to fraction form
    2,353.60/3,241.82 = 2,178.44/x
  3. Step 3: Cross multiply
    2,353.60x = 3,241.82 × 2,178.44
  4. Step 4: Simplify right side
    2,353.60x = 7,062,110.36
  5. Step 5: Solve for x
    x = 7,062,110.36/2,353.60
  6. Step 6: Final answer
    x = 3,000.56

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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.