Home / 5,236.88-7,226.91-3,141

Finding the Fourth Proportional to 5,236.88, 7,226.91 and 3,141

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Solution

The fourth proportional to 5,236.88, 7,226.91 and 3,141 is: 4,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.88 : 7,226.91 = 3,141 : x
  2. Step 2: Convert to fraction form
    5,236.88/7,226.91 = 3,141/x
  3. Step 3: Cross multiply
    5,236.88x = 7,226.91 × 3,141
  4. Step 4: Simplify right side
    5,236.88x = 22,699,724.31
  5. Step 5: Solve for x
    x = 22,699,724.31/5,236.88
  6. Step 6: Final answer
    x = 4,334.59

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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.