Home / 6,133.05-8,464.55-3,776.85

Finding the Fourth Proportional to 6,133.05, 8,464.55 and 3,776.85

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Solution

The fourth proportional to 6,133.05, 8,464.55 and 3,776.85 is: 5,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.05 : 8,464.55 = 3,776.85 : x
  2. Step 2: Convert to fraction form
    6,133.05/8,464.55 = 3,776.85/x
  3. Step 3: Cross multiply
    6,133.05x = 8,464.55 × 3,776.85
  4. Step 4: Simplify right side
    6,133.05x = 31,969,316.78
  5. Step 5: Solve for x
    x = 31,969,316.78/6,133.05
  6. Step 6: Final answer
    x = 5,212.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.