Home / 6,747.26-10,122.50-2,130.26

Finding the Fourth Proportional to 6,747.26, 10,122.50 and 2,130.26

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Solution

The fourth proportional to 6,747.26, 10,122.50 and 2,130.26 is: 3,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.26 : 10,122.50 = 2,130.26 : x
  2. Step 2: Convert to fraction form
    6,747.26/10,122.50 = 2,130.26/x
  3. Step 3: Cross multiply
    6,747.26x = 10,122.50 × 2,130.26
  4. Step 4: Simplify right side
    6,747.26x = 21,563,556.85
  5. Step 5: Solve for x
    x = 21,563,556.85/6,747.26
  6. Step 6: Final answer
    x = 3,195.90

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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.