Home / 5,240.53-7,234.93-3,474.53

Finding the Fourth Proportional to 5,240.53, 7,234.93 and 3,474.53

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Solution

The fourth proportional to 5,240.53, 7,234.93 and 3,474.53 is: 4,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.53 : 7,234.93 = 3,474.53 : x
  2. Step 2: Convert to fraction form
    5,240.53/7,234.93 = 3,474.53/x
  3. Step 3: Cross multiply
    5,240.53x = 7,234.93 × 3,474.53
  4. Step 4: Simplify right side
    5,240.53x = 25,137,981.33
  5. Step 5: Solve for x
    x = 25,137,981.33/5,240.53
  6. Step 6: Final answer
    x = 4,796.84

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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.