Home / 2,977.70-4,469.18-2,152.04

Finding the Fourth Proportional to 2,977.70, 4,469.18 and 2,152.04

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Solution

The fourth proportional to 2,977.70, 4,469.18 and 2,152.04 is: 3,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.70 : 4,469.18 = 2,152.04 : x
  2. Step 2: Convert to fraction form
    2,977.70/4,469.18 = 2,152.04/x
  3. Step 3: Cross multiply
    2,977.70x = 4,469.18 × 2,152.04
  4. Step 4: Simplify right side
    2,977.70x = 9,617,821.02
  5. Step 5: Solve for x
    x = 9,617,821.02/2,977.70
  6. Step 6: Final answer
    x = 3,229.96

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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.