Home / 5,241.36-7,234.20-3,003.60

Finding the Fourth Proportional to 5,241.36, 7,234.20 and 3,003.60

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Solution

The fourth proportional to 5,241.36, 7,234.20 and 3,003.60 is: 4,145.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.36 : 7,234.20 = 3,003.60 : x
  2. Step 2: Convert to fraction form
    5,241.36/7,234.20 = 3,003.60/x
  3. Step 3: Cross multiply
    5,241.36x = 7,234.20 × 3,003.60
  4. Step 4: Simplify right side
    5,241.36x = 21,728,643.12
  5. Step 5: Solve for x
    x = 21,728,643.12/5,241.36
  6. Step 6: Final answer
    x = 4,145.61

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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.