Home / 3,474.87-4,792.91-2,529.69

Finding the Fourth Proportional to 3,474.87, 4,792.91 and 2,529.69

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Solution

The fourth proportional to 3,474.87, 4,792.91 and 2,529.69 is: 3,489.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.87 : 4,792.91 = 2,529.69 : x
  2. Step 2: Convert to fraction form
    3,474.87/4,792.91 = 2,529.69/x
  3. Step 3: Cross multiply
    3,474.87x = 4,792.91 × 2,529.69
  4. Step 4: Simplify right side
    3,474.87x = 12,124,563.85
  5. Step 5: Solve for x
    x = 12,124,563.85/3,474.87
  6. Step 6: Final answer
    x = 3,489.21

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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.