Home / 5,240.97-7,235.55-3,474.99

Finding the Fourth Proportional to 5,240.97, 7,235.55 and 3,474.99

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Solution

The fourth proportional to 5,240.97, 7,235.55 and 3,474.99 is: 4,797.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.97 : 7,235.55 = 3,474.99 : x
  2. Step 2: Convert to fraction form
    5,240.97/7,235.55 = 3,474.99/x
  3. Step 3: Cross multiply
    5,240.97x = 7,235.55 × 3,474.99
  4. Step 4: Simplify right side
    5,240.97x = 25,143,463.89
  5. Step 5: Solve for x
    x = 25,143,463.89/5,240.97
  6. Step 6: Final answer
    x = 4,797.48

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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.