Home / 3,958.72-5,464.78-2,365.92

Finding the Fourth Proportional to 3,958.72, 5,464.78 and 2,365.92

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Solution

The fourth proportional to 3,958.72, 5,464.78 and 2,365.92 is: 3,266.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.72 : 5,464.78 = 2,365.92 : x
  2. Step 2: Convert to fraction form
    3,958.72/5,464.78 = 2,365.92/x
  3. Step 3: Cross multiply
    3,958.72x = 5,464.78 × 2,365.92
  4. Step 4: Simplify right side
    3,958.72x = 12,929,232.30
  5. Step 5: Solve for x
    x = 12,929,232.30/3,958.72
  6. Step 6: Final answer
    x = 3,266.01

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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.