Home / 3,958.45-5,933.75-1,874.79

Finding the Fourth Proportional to 3,958.45, 5,933.75 and 1,874.79

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Solution

The fourth proportional to 3,958.45, 5,933.75 and 1,874.79 is: 2,810.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.45 : 5,933.75 = 1,874.79 : x
  2. Step 2: Convert to fraction form
    3,958.45/5,933.75 = 1,874.79/x
  3. Step 3: Cross multiply
    3,958.45x = 5,933.75 × 1,874.79
  4. Step 4: Simplify right side
    3,958.45x = 11,124,525.02
  5. Step 5: Solve for x
    x = 11,124,525.02/3,958.45
  6. Step 6: Final answer
    x = 2,810.33

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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.