Home / 5,295.50-7,942.90-2,174.69

Finding the Fourth Proportional to 5,295.50, 7,942.90 and 2,174.69

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Solution

The fourth proportional to 5,295.50, 7,942.90 and 2,174.69 is: 3,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.50 : 7,942.90 = 2,174.69 : x
  2. Step 2: Convert to fraction form
    5,295.50/7,942.90 = 2,174.69/x
  3. Step 3: Cross multiply
    5,295.50x = 7,942.90 × 2,174.69
  4. Step 4: Simplify right side
    5,295.50x = 17,273,359.62
  5. Step 5: Solve for x
    x = 17,273,359.62/5,295.50
  6. Step 6: Final answer
    x = 3,261.90

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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.