Home / 3,835.20-5,293.08-2,241.60

Finding the Fourth Proportional to 3,835.20, 5,293.08 and 2,241.60

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Solution

The fourth proportional to 3,835.20, 5,293.08 and 2,241.60 is: 3,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.20 : 5,293.08 = 2,241.60 : x
  2. Step 2: Convert to fraction form
    3,835.20/5,293.08 = 2,241.60/x
  3. Step 3: Cross multiply
    3,835.20x = 5,293.08 × 2,241.60
  4. Step 4: Simplify right side
    3,835.20x = 11,864,968.13
  5. Step 5: Solve for x
    x = 11,864,968.13/3,835.20
  6. Step 6: Final answer
    x = 3,093.70

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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.