Home / 3,005.46-4,504.75-1,880.24

Finding the Fourth Proportional to 3,005.46, 4,504.75 and 1,880.24

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Solution

The fourth proportional to 3,005.46, 4,504.75 and 1,880.24 is: 2,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.46 : 4,504.75 = 1,880.24 : x
  2. Step 2: Convert to fraction form
    3,005.46/4,504.75 = 1,880.24/x
  3. Step 3: Cross multiply
    3,005.46x = 4,504.75 × 1,880.24
  4. Step 4: Simplify right side
    3,005.46x = 8,469,983.92
  5. Step 5: Solve for x
    x = 8,469,983.92/3,005.46
  6. Step 6: Final answer
    x = 2,818.20

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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.