Home / 5,240.22-7,234.49-3,474.22

Finding the Fourth Proportional to 5,240.22, 7,234.49 and 3,474.22

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Solution

The fourth proportional to 5,240.22, 7,234.49 and 3,474.22 is: 4,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.22 : 7,234.49 = 3,474.22 : x
  2. Step 2: Convert to fraction form
    5,240.22/7,234.49 = 3,474.22/x
  3. Step 3: Cross multiply
    5,240.22x = 7,234.49 × 3,474.22
  4. Step 4: Simplify right side
    5,240.22x = 25,134,200.45
  5. Step 5: Solve for x
    x = 25,134,200.45/5,240.22
  6. Step 6: Final answer
    x = 4,796.40

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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.