Home / 6,202.78-8,557.34-3,964.06

Finding the Fourth Proportional to 6,202.78, 8,557.34 and 3,964.06

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Solution

The fourth proportional to 6,202.78, 8,557.34 and 3,964.06 is: 5,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,202.78 : 8,557.34 = 3,964.06 : x
  2. Step 2: Convert to fraction form
    6,202.78/8,557.34 = 3,964.06/x
  3. Step 3: Cross multiply
    6,202.78x = 8,557.34 × 3,964.06
  4. Step 4: Simplify right side
    6,202.78x = 33,921,809.20
  5. Step 5: Solve for x
    x = 33,921,809.20/6,202.78
  6. Step 6: Final answer
    x = 5,468.81

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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.