Home / 6,770.38-10,151.85-2,089.09

Finding the Fourth Proportional to 6,770.38, 10,151.85 and 2,089.09

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Solution

The fourth proportional to 6,770.38, 10,151.85 and 2,089.09 is: 3,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.38 : 10,151.85 = 2,089.09 : x
  2. Step 2: Convert to fraction form
    6,770.38/10,151.85 = 2,089.09/x
  3. Step 3: Cross multiply
    6,770.38x = 10,151.85 × 2,089.09
  4. Step 4: Simplify right side
    6,770.38x = 21,208,077.56
  5. Step 5: Solve for x
    x = 21,208,077.56/6,770.38
  6. Step 6: Final answer
    x = 3,132.48

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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.