Home / 5,294.35-7,940.97-2,174.69

Finding the Fourth Proportional to 5,294.35, 7,940.97 and 2,174.69

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Solution

The fourth proportional to 5,294.35, 7,940.97 and 2,174.69 is: 3,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.35 : 7,940.97 = 2,174.69 : x
  2. Step 2: Convert to fraction form
    5,294.35/7,940.97 = 2,174.69/x
  3. Step 3: Cross multiply
    5,294.35x = 7,940.97 × 2,174.69
  4. Step 4: Simplify right side
    5,294.35x = 17,269,151.24
  5. Step 5: Solve for x
    x = 17,269,151.24/5,294.35
  6. Step 6: Final answer
    x = 3,261.81

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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.