Home / 4,238.91-6,352.88-3,657.56

Finding the Fourth Proportional to 4,238.91, 6,352.88 and 3,657.56

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Solution

The fourth proportional to 4,238.91, 6,352.88 and 3,657.56 is: 5,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.91 : 6,352.88 = 3,657.56 : x
  2. Step 2: Convert to fraction form
    4,238.91/6,352.88 = 3,657.56/x
  3. Step 3: Cross multiply
    4,238.91x = 6,352.88 × 3,657.56
  4. Step 4: Simplify right side
    4,238.91x = 23,235,989.72
  5. Step 5: Solve for x
    x = 23,235,989.72/4,238.91
  6. Step 6: Final answer
    x = 5,481.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.